{"id":61898,"date":"2025-09-16T14:31:58","date_gmt":"2025-09-16T07:31:58","guid":{"rendered":"https:\/\/phongvu.vn\/cong-nghe\/?p=61898"},"modified":"2025-10-28T17:34:22","modified_gmt":"2025-10-28T10:34:22","slug":"cach-doc-tin-nhan-ma-khong-seen","status":"publish","type":"post","link":"https:\/\/phongvu.vn\/cong-nghe\/cach-doc-tin-nhan-ma-khong-seen\/","title":{"rendered":"C\u00e1ch \u0111\u1ecdc tin nh\u1eafn messenger m\u00e0 kh\u00f4ng hi\u1ec7n &#8220;\u0111\u00e3 xem&#8221;"},"content":{"rendered":"\n<p>C\u00e1ch \u0111\u1ecdc tin nh\u1eafn Messenger m\u00e0 kh\u00f4ng hi\u1ec7n \u201c\u0110\u00e3 xem\u201d l\u00e0 m\u1eb9o gi\u00fap b\u1ea1n xem n\u1ed9i dung tin nh\u1eafn m\u00e0 kh\u00f4ng \u0111\u1ec3 ng\u01b0\u1eddi g\u1eedi bi\u1ebft. T\u00ednh n\u0103ng n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch khi b\u1ea1n mu\u1ed1n gi\u1eef ri\u00eang t\u01b0 ho\u1eb7c c\u1ea7n th\u00eam th\u1eddi gian ph\u1ea3n h\u1ed3i. Trong b\u00e0i vi\u1ebft n\u00e0y, <a href=\"https:\/\/phongvu.vn\/cong-nghe\/\" data-type=\"URL\" data-id=\"https:\/\/phongvu.vn\/cong-nghe\/\" target=\"_blank\" rel=\"noreferrer noopener\">Phong V\u0169 Tech News<\/a> s\u1ebd h\u01b0\u1edbng d\u1eabn chi ti\u1ebft c\u00e1c c\u00e1ch \u0111\u1ecdc tin nh\u1eafn m\u00e0 kh\u00f4ng hi\u1ec7n \u201c\u0110\u00e3 xem\u201d tr\u00ean c\u1ea3 <a href=\"https:\/\/phongvu.vn\/c\/phone-dien-thoai\" target=\"_blank\" data-type=\"URL\" data-id=\"https:\/\/phongvu.vn\/c\/phone-dien-thoai\" rel=\"noreferrer noopener\">\u0111i\u1ec7n tho\u1ea1i<\/a> v\u00e0<a href=\"https:\/\/phongvu.vn\/c\/laptop\" target=\"_blank\" data-type=\"URL\" data-id=\"https:\/\/phongvu.vn\/c\/laptop\" rel=\"noreferrer noopener\"> laptop<\/a>, gi\u00fap b\u1ea1n ch\u1ee7 \u0111\u1ed9ng h\u01a1n trong m\u1ecdi cu\u1ed9c tr\u00f2 chuy\u1ec7n.<\/p>\n\n\n\n<div id=\"ez-toc-container\" class=\"ez-toc-v2_0_55 counter-hierarchy ez-toc-counter ez-toc-grey ez-toc-container-direction\">\n<div class=\"ez-toc-title-container\">\n<p class=\"ez-toc-title \" >M\u1ee5c l\u1ee5c<\/p>\n<span class=\"ez-toc-title-toggle\"><a href=\"#\" class=\"ez-toc-pull-right ez-toc-btn ez-toc-btn-xs ez-toc-btn-default ez-toc-toggle\" aria-label=\"Toggle Table of Content\" role=\"button\"><label for=\"item-6a21ba7d23cc9\" ><span class=\"\"><span style=\"display:none;\">Toggle<\/span><span class=\"ez-toc-icon-toggle-span\"><svg style=\"fill: #999;color:#999\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" class=\"list-377408\" width=\"20px\" height=\"20px\" viewBox=\"0 0 24 24\" fill=\"none\"><path d=\"M6 6H4v2h2V6zm14 0H8v2h12V6zM4 11h2v2H4v-2zm16 0H8v2h12v-2zM4 16h2v2H4v-2zm16 0H8v2h12v-2z\" fill=\"currentColor\"><\/path><\/svg><svg style=\"fill: #999;color:#999\" class=\"arrow-unsorted-368013\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"10px\" height=\"10px\" viewBox=\"0 0 24 24\" version=\"1.2\" baseProfile=\"tiny\"><path d=\"M18.2 9.3l-6.2-6.3-6.2 6.3c-.2.2-.3.4-.3.7s.1.5.3.7c.2.2.4.3.7.3h11c.3 0 .5-.1.7-.3.2-.2.3-.5.3-.7s-.1-.5-.3-.7zM5.8 14.7l6.2 6.3 6.2-6.3c.2-.2.3-.5.3-.7s-.1-.5-.3-.7c-.2-.2-.4-.3-.7-.3h-11c-.3 0-.5.1-.7.3-.2.2-.3.5-.3.7s.1.5.3.7z\"\/><\/svg><\/span><\/span><\/label><input aria-label=\"Toggle\" aria-label=\"item-6a21ba7d23cc9\"  type=\"checkbox\" id=\"item-6a21ba7d23cc9\"><\/a><\/span><\/div>\n<nav><ul class='ez-toc-list ez-toc-list-level-1 ' ><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-1\" href=\"https:\/\/phongvu.vn\/cong-nghe\/cach-doc-tin-nhan-ma-khong-seen\/#I_Cac_cach_doc_tin_nhan_Messenger_ma_khong_hien_%E2%80%9CDa_xem%E2%80%9D\" title=\"I. C\u00e1c c\u00e1ch \u0111\u1ecdc tin nh\u1eafn Messenger m\u00e0 kh\u00f4ng hi\u1ec7n \u201c\u0110\u00e3 xem\u201d\">I. C\u00e1c c\u00e1ch \u0111\u1ecdc tin nh\u1eafn Messenger m\u00e0 kh\u00f4ng hi\u1ec7n \u201c\u0110\u00e3 xem\u201d<\/a><ul class='ez-toc-list-level-3'><li class='ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-2\" href=\"https:\/\/phongvu.vn\/cong-nghe\/cach-doc-tin-nhan-ma-khong-seen\/#1_Bat_thong_bao_day_tren_ung_dung_Facebook\" title=\"1. B\u1eadt th\u00f4ng b\u00e1o \u0111\u1ea9y tr\u00ean \u1ee9ng d\u1ee5ng Facebook\">1. B\u1eadt th\u00f4ng b\u00e1o \u0111\u1ea9y tr\u00ean \u1ee9ng d\u1ee5ng Facebook<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-3\" href=\"https:\/\/phongvu.vn\/cong-nghe\/cach-doc-tin-nhan-ma-khong-seen\/#2_Kich_hoat_thong_bao_noi_tren_Android_va_iOS\" title=\"2. K\u00edch ho\u1ea1t th\u00f4ng b\u00e1o n\u1ed5i tr\u00ean Android v\u00e0 iOS\">2. K\u00edch ho\u1ea1t th\u00f4ng b\u00e1o n\u1ed5i tr\u00ean Android v\u00e0 iOS<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-4\" href=\"https:\/\/phongvu.vn\/cong-nghe\/cach-doc-tin-nhan-ma-khong-seen\/#3_Hien_thi_tin_nhan_tren_man_hinh_khoa\" title=\"3. Hi\u1ec3n th\u1ecb tin nh\u1eafn tr\u00ean m\u00e0n h\u00ecnh kh\u00f3a\">3. Hi\u1ec3n th\u1ecb tin nh\u1eafn tr\u00ean m\u00e0n h\u00ecnh kh\u00f3a<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-5\" href=\"https:\/\/phongvu.vn\/cong-nghe\/cach-doc-tin-nhan-ma-khong-seen\/#4_Doc_tin_nhan_khi_khong_co_ket_noi_mang\" title=\"4. \u0110\u1ecdc tin nh\u1eafn khi kh\u00f4ng c\u00f3 k\u1ebft n\u1ed1i m\u1ea1ng\">4. \u0110\u1ecdc tin nh\u1eafn khi kh\u00f4ng c\u00f3 k\u1ebft n\u1ed1i m\u1ea1ng<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-6\" href=\"https:\/\/phongvu.vn\/cong-nghe\/cach-doc-tin-nhan-ma-khong-seen\/#5_Bat_che_do_may_bay_de_doc_tin_nhan_%E2%80%9Can_danh%E2%80%9D\" title=\"5. B\u1eadt ch\u1ebf \u0111\u1ed9 m\u00e1y bay \u0111\u1ec3 \u0111\u1ecdc tin nh\u1eafn \u201c\u1ea9n danh\u201d\">5. B\u1eadt ch\u1ebf \u0111\u1ed9 m\u00e1y bay \u0111\u1ec3 \u0111\u1ecdc tin nh\u1eafn \u201c\u1ea9n danh\u201d<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-7\" href=\"https:\/\/phongvu.vn\/cong-nghe\/cach-doc-tin-nhan-ma-khong-seen\/#6_Xem_truoc_noi_dung_tin_nhan_tren_iPhone\" title=\"6. Xem tr\u01b0\u1edbc n\u1ed9i dung tin nh\u1eafn tr\u00ean iPhone\">6. Xem tr\u01b0\u1edbc n\u1ed9i dung tin nh\u1eafn tr\u00ean iPhone<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-8\" href=\"https:\/\/phongvu.vn\/cong-nghe\/cach-doc-tin-nhan-ma-khong-seen\/#7_Su_dung_tien_ich_J2TeaM_Security_tren_trinh_duyet_Chrome\" title=\"7. S\u1eed d\u1ee5ng ti\u1ec7n \u00edch J2TeaM Security tr\u00ean tr\u00ecnh duy\u1ec7t Chrome\">7. S\u1eed d\u1ee5ng ti\u1ec7n \u00edch J2TeaM Security tr\u00ean tr\u00ecnh duy\u1ec7t Chrome<\/a><\/li><li class='ez-toc-page-1 ez-toc-heading-level-3'><a class=\"ez-toc-link ez-toc-heading-9\" href=\"https:\/\/phongvu.vn\/cong-nghe\/cach-doc-tin-nhan-ma-khong-seen\/#8_Cai_dat_va_su_dung_tien_ich_Unseen_for_Facebook\" title=\"8. C\u00e0i \u0111\u1eb7t v\u00e0 s\u1eed d\u1ee5ng ti\u1ec7n \u00edch Unseen for Facebook\">8. C\u00e0i \u0111\u1eb7t v\u00e0 s\u1eed d\u1ee5ng ti\u1ec7n \u00edch Unseen for Facebook<\/a><\/li><\/ul><\/li><li class='ez-toc-page-1 ez-toc-heading-level-2'><a class=\"ez-toc-link ez-toc-heading-10\" href=\"https:\/\/phongvu.vn\/cong-nghe\/cach-doc-tin-nhan-ma-khong-seen\/#II_Tong_ket\" title=\"II. T\u1ed5ng k\u1ebft\">II. T\u1ed5ng k\u1ebft<\/a><\/li><\/ul><\/nav><\/div>\n<h2><span class=\"ez-toc-section\" id=\"I_Cac_cach_doc_tin_nhan_Messenger_ma_khong_hien_%E2%80%9CDa_xem%E2%80%9D\"><\/span><strong>I. C\u00e1c c\u00e1ch \u0111\u1ecdc tin nh\u1eafn Messenger m\u00e0 kh\u00f4ng hi\u1ec7n \u201c\u0110\u00e3 xem\u201d<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>N\u1ebfu b\u1ea1n mu\u1ed1n xem n\u1ed9i dung tin nh\u1eafn m\u00e0 kh\u00f4ng \u0111\u1ec3 ng\u01b0\u1eddi g\u1eedi bi\u1ebft, Messenger v\u1eabn c\u00f3 m\u1ed9t s\u1ed1 m\u1eb9o hi\u1ec7u qu\u1ea3 \u0111\u1ec3 &#8220;l\u00e1ch lu\u1eadt&#8221;. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 nh\u1eefng c\u00e1ch ph\u1ed5 bi\u1ebfn nh\u1ea5t gi\u00fap b\u1ea1n \u0111\u1ecdc tin nh\u1eafn Messenger m\u00e0 kh\u00f4ng b\u1ecb hi\u1ec3n th\u1ecb tr\u1ea1ng th\u00e1i \u201c\u0110\u00e3 xem\u201d, \u00e1p d\u1ee5ng cho c\u1ea3 \u0111i\u1ec7n tho\u1ea1i Android, iOS v\u00e0 <a href=\"https:\/\/phongvu.vn\/c\/laptop\" target=\"_blank\" rel=\"noreferrer noopener\">m\u00e1y t\u00ednh x\u00e1ch tay<\/a>.<\/p>\n\n\n\n<h3><span class=\"ez-toc-section\" id=\"1_Bat_thong_bao_day_tren_ung_dung_Facebook\"><\/span><strong>1.<\/strong> <strong>B\u1eadt th\u00f4ng b\u00e1o \u0111\u1ea9y tr\u00ean \u1ee9ng d\u1ee5ng Facebook<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Th\u00f4ng b\u00e1o \u0111\u1ea9y l\u00e0 c\u00e1ch \u0111\u01a1n gi\u1ea3n \u0111\u1ec3 b\u1ea1n \u0111\u1ecdc n\u1ed9i dung tin nh\u1eafn m\u00e0 kh\u00f4ng c\u1ea7n truy c\u1eadp Messenger, nh\u1edd \u0111\u00f3 tr\u00e1nh b\u1ecb hi\u1ec3n th\u1ecb tr\u1ea1ng th\u00e1i \u201c\u0110\u00e3 xem\u201d.<\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 1:<\/strong> M\u1edf \u1ee9ng d\u1ee5ng Facebook, nh\u1ea5n v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng ba d\u1ea5u g\u1ea1ch ngang \u1edf g\u00f3c ph\u1ea3i tr\u00ean c\u00f9ng m\u00e0n h\u00ecnh. Cu\u1ed9n xu\u1ed1ng v\u00e0 ch\u1ecdn m\u1ee5c \u201cC\u00e0i \u0111\u1eb7t\u201d, sau \u0111\u00f3 truy c\u1eadp ph\u1ea7n \u201cTh\u00f4ng b\u00e1o\u201d.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook.jpg\" alt=\"Truy c\u1eadp ph\u1ea7n C\u00e0i \u0111\u1eb7t th\u00f4ng b\u00e1o trong \u1ee9ng d\u1ee5ng Facebook\" class=\"wp-image-152054\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">Truy c\u1eadp ph\u1ea7n C\u00e0i \u0111\u1eb7t th\u00f4ng b\u00e1o trong \u1ee9ng d\u1ee5ng Facebook. (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<p><strong>B\u01b0\u1edbc 2:<\/strong> Trong m\u1ee5c \u201cTh\u00f4ng b\u00e1o\u201d, ch\u1ecdn ti\u1ebfp \u201cTh\u00f4ng b\u00e1o \u0111\u1ea9y\u201d. T\u1ea1i \u0111\u00e2y, g\u1ea1t c\u00f4ng t\u1eafc t\u1eaft th\u00f4ng b\u00e1o \u0111\u1ea9y sang v\u1ecb tr\u00ed b\u1eadt, \u0111\u1ec3 \u0111\u1ea3m b\u1ea3o b\u1ea1n lu\u00f4n nh\u1eadn \u0111\u01b0\u1ee3c th\u00f4ng b\u00e1o m\u1edbi t\u1eeb Facebook v\u00e0 Messenger.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_2.jpg\" alt=\"K\u00edch ho\u1ea1t th\u00f4ng b\u00e1o \u0111\u1ea9y \u0111\u1ec3 xem tin nh\u1eafn kh\u00f4ng c\u1ea7n m\u1edf app\" class=\"wp-image-152053\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_2.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_2-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_2-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_2-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_2-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_2-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_2-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_2-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_2-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_2-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">K\u00edch ho\u1ea1t th\u00f4ng b\u00e1o \u0111\u1ea9y \u0111\u1ec3 xem tin nh\u1eafn kh\u00f4ng c\u1ea7n m\u1edf app. (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<h3><span class=\"ez-toc-section\" id=\"2_Kich_hoat_thong_bao_noi_tren_Android_va_iOS\"><\/span><strong>2. K\u00edch ho\u1ea1t th\u00f4ng b\u00e1o n\u1ed5i tr\u00ean Android v\u00e0 iOS<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Th\u00f4ng b\u00e1o n\u1ed5i cho ph\u00e9p tin nh\u1eafn hi\u1ec3n th\u1ecb d\u1ea1ng pop-up tr\u00ean m\u00e0n h\u00ecnh khi c\u00f3 tin m\u1edbi. B\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecdc nhanh n\u1ed9i dung m\u00e0 kh\u00f4ng c\u1ea7n m\u1edf \u1ee9ng d\u1ee5ng.<\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 1:<\/strong> Tr\u00ean Android, v\u00e0o \u201cC\u00e0i \u0111\u1eb7t\u201d c\u1ee7a thi\u1ebft b\u1ecb, ch\u1ecdn \u201cTh\u00f4ng b\u00e1o &amp; Trung t\u00e2m \u0111i\u1ec1u khi\u1ec3n\u201d, sau \u0111\u00f3 t\u00ecm \u0111\u1ebfn Messenger v\u00e0 b\u1eadt m\u1ee5c \u201cTh\u00f4ng b\u00e1o n\u1ed5i\u201d.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_3.jpg\" alt=\"Cho ph\u00e9p th\u00f4ng b\u00e1o n\u1ed5i \u0111\u1ec3 \u0111\u1ecdc nhanh tin nh\u1eafn tr\u00ean Android\" class=\"wp-image-152058\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_3.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_3-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_3-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_3-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_3-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_3-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_3-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_3-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_3-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_3-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">Cho ph\u00e9p th\u00f4ng b\u00e1o n\u1ed5i \u0111\u1ec3 \u0111\u1ecdc nhanh tin nh\u1eafn tr\u00ean Android. (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<p><strong>B\u01b0\u1edbc 2:<\/strong> \u0110\u1ed1i v\u1edbi iOS, truy c\u1eadp \u201cC\u00e0i \u0111\u1eb7t\u201d, ch\u1ecdn \u201cTh\u00f4ng b\u00e1o\u201d, sau \u0111\u00f3 ch\u1ecdn \u1ee9ng d\u1ee5ng Messenger v\u00e0 b\u1eadt \u201cCho ph\u00e9p Th\u00f4ng b\u00e1o\u201d. \u0110\u1ea3m b\u1ea3o c\u00e1c t\u00f9y ch\u1ecdn \u201cTrung t\u00e2m Th\u00f4ng b\u00e1o\u201d v\u00e0 \u201cBi\u1ec3u ng\u1eef\u201d \u0111\u00e3 \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_4.jpg\" alt=\"B\u1eadt th\u00f4ng b\u00e1o n\u1ed5i v\u00e0 bi\u1ec3u ng\u1eef trong C\u00e0i \u0111\u1eb7t iPhone\" class=\"wp-image-152057\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_4.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_4-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_4-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_4-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_4-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_4-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_4-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_4-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_4-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_4-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">B\u1eadt th\u00f4ng b\u00e1o n\u1ed5i v\u00e0 bi\u1ec3u ng\u1eef trong C\u00e0i \u0111\u1eb7t iPhone. (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<h3><span class=\"ez-toc-section\" id=\"3_Hien_thi_tin_nhan_tren_man_hinh_khoa\"><\/span><strong>3.<\/strong> <strong>Hi\u1ec3n th\u1ecb tin nh\u1eafn tr\u00ean m\u00e0n h\u00ecnh kh\u00f3a<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>B\u1ea1n c\u00f3 th\u1ec3 \u0111\u1ecdc tr\u01b0\u1edbc n\u1ed9i dung tin nh\u1eafn ngay t\u1eeb m\u00e0n h\u00ecnh kh\u00f3a, gi\u00fap tr\u00e1nh vi\u1ec7c b\u1ecb \u0111\u00e1nh d\u1ea5u \u0111\u00e3 xem khi m\u1edf \u1ee9ng d\u1ee5ng.<\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 1:<\/strong> Tr\u00ean Android, v\u00e0o \u201cC\u00e0i \u0111\u1eb7t\u201d, ch\u1ecdn \u201cTh\u00f4ng b\u00e1o &amp; Trung t\u00e2m \u0111i\u1ec1u khi\u1ec3n\u201d, sau \u0111\u00f3 b\u1eadt t\u00ednh n\u0103ng hi\u1ec3n th\u1ecb th\u00f4ng b\u00e1o tr\u00ean m\u00e0n h\u00ecnh kh\u00f3a cho Messenger.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_5-1.jpg\" alt=\"Tin nh\u1eafn c\u00f3 th\u1ec3 xem ngay t\u1eeb m\u00e0n h\u00ecnh kh\u00f3a Android\" class=\"wp-image-152075\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_5-1.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_5-1-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_5-1-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_5-1-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_5-1-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_5-1-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_5-1-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_5-1-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_5-1-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_5-1-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">Tin nh\u1eafn c\u00f3 th\u1ec3 xem ngay t\u1eeb m\u00e0n h\u00ecnh kh\u00f3a Android. (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<p><strong>B\u01b0\u1edbc 2:<\/strong> Tr\u00ean iPhone, v\u00e0o \u201cC\u00e0i \u0111\u1eb7t\u201d, ch\u1ecdn \u201cTh\u00f4ng b\u00e1o\u201d, t\u00ecm \u0111\u1ebfn \u1ee9ng d\u1ee5ng Messenger v\u00e0 b\u1eadt \u201cCho ph\u00e9p Th\u00f4ng b\u00e1o\u201d tr\u00ean m\u00e0n h\u00ecnh kh\u00f3a.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_6-1.jpg\" alt=\"B\u1eadt th\u00f4ng b\u00e1o m\u00e0n h\u00ecnh kh\u00f3a \u0111\u1ec3 \u0111\u1ecdc m\u00e0 kh\u00f4ng b\u1ecb \u201c\u0110\u00e3 xem\u201d\" class=\"wp-image-152074\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_6-1.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_6-1-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_6-1-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_6-1-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_6-1-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_6-1-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_6-1-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_6-1-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_6-1-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_6-1-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">B\u1eadt th\u00f4ng b\u00e1o m\u00e0n h\u00ecnh kh\u00f3a \u0111\u1ec3 \u0111\u1ecdc m\u00e0 kh\u00f4ng b\u1ecb \u201c\u0110\u00e3 xem\u201d. (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<h3><span class=\"ez-toc-section\" id=\"4_Doc_tin_nhan_khi_khong_co_ket_noi_mang\"><\/span><strong>4. \u0110\u1ecdc tin nh\u1eafn khi kh\u00f4ng c\u00f3 k\u1ebft n\u1ed1i m\u1ea1ng<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u0110\u00e2y l\u00e0 m\u1ed9t m\u1eb9o hi\u1ec7u qu\u1ea3 n\u1ebfu b\u1ea1n mu\u1ed1n xem tin nh\u1eafn to\u00e0n b\u1ed9 nh\u01b0ng v\u1eabn gi\u1eef tr\u1ea1ng th\u00e1i ch\u01b0a \u0111\u1ecdc.<\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 1:<\/strong> T\u1eaft ho\u00e0n to\u00e0n k\u1ebft n\u1ed1i Wi-Fi v\u00e0 d\u1eef li\u1ec7u di \u0111\u1ed9ng tr\u00ean \u0111i\u1ec7n tho\u1ea1i.<\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 2:<\/strong> M\u1edf \u1ee9ng d\u1ee5ng Messenger v\u00e0 \u0111\u1ecdc n\u1ed9i dung tin nh\u1eafn m\u00e0 b\u1ea1n quan t\u00e2m.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_7.jpg\" alt=\"\u0110\u1ea3m b\u1ea3o thi\u1ebft b\u1ecb \u0111\u00e3 ng\u1eaft m\u1ea1ng tr\u01b0\u1edbc khi \u0111\u1ecdc tin nh\u1eafn\" class=\"wp-image-152081\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_7.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_7-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_7-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_7-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_7-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_7-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_7-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_7-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_7-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_7-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u1ea3m b\u1ea3o thi\u1ebft b\u1ecb \u0111\u00e3 ng\u1eaft m\u1ea1ng tr\u01b0\u1edbc khi \u0111\u1ecdc tin nh\u1eafn. (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<p><strong>B\u01b0\u1edbc 3:<\/strong> Sau khi \u0111\u1ecdc xong, vu\u1ed1t cu\u1ed9c tr\u00f2 chuy\u1ec7n sang tr\u00e1i, nh\u1ea5n v\u00e0o m\u1ee5c \u201cXem th\u00eam\u201d v\u00e0 ch\u1ecdn \u201c\u0110\u00e1nh d\u1ea5u l\u00e0 ch\u01b0a \u0111\u1ecdc\u201d.<\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 4:<\/strong> Tho\u00e1t ho\u00e0n to\u00e0n kh\u1ecfi \u1ee9ng d\u1ee5ng, sau \u0111\u00f3 b\u1eadt l\u1ea1i k\u1ebft n\u1ed1i m\u1ea1ng nh\u01b0 b\u00ecnh th\u01b0\u1eddng.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_8.jpg\" alt=\"\u0110\u00e1nh d\u1ea5u cu\u1ed9c tr\u00f2 chuy\u1ec7n l\u00e0 ch\u01b0a \u0111\u1ecdc sau khi xem\" class=\"wp-image-152080\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_8.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_8-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_8-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_8-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_8-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_8-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_8-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_8-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_8-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-an-thong-bao-da-xem-khi-chat-tren-facebook_8-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">\u0110\u00e1nh d\u1ea5u cu\u1ed9c tr\u00f2 chuy\u1ec7n l\u00e0 ch\u01b0a \u0111\u1ecdc sau khi xem. (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<h3><span class=\"ez-toc-section\" id=\"5_Bat_che_do_may_bay_de_doc_tin_nhan_%E2%80%9Can_danh%E2%80%9D\"><\/span><strong>5.<\/strong> <strong>B\u1eadt ch\u1ebf \u0111\u1ed9 m\u00e1y bay \u0111\u1ec3 \u0111\u1ecdc tin nh\u1eafn \u201c\u1ea9n danh\u201d<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>Ch\u1ebf \u0111\u1ed9 m\u00e1y bay gi\u00fap b\u1ea1n ng\u1eaft to\u00e0n b\u1ed9 k\u1ebft n\u1ed1i nhanh ch\u00f3ng tr\u01b0\u1edbc khi truy c\u1eadp Messenger.<\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 1:<\/strong> Vu\u1ed1t t\u1eeb tr\u00ean xu\u1ed1ng \u0111\u1ec3 m\u1edf Trung t\u00e2m \u0111i\u1ec1u khi\u1ec3n c\u1ee7a \u0111i\u1ec7n tho\u1ea1i, sau \u0111\u00f3 ch\u1ea1m v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng m\u00e1y bay \u0111\u1ec3 b\u1eadt ch\u1ebf \u0111\u1ed9 m\u00e1y bay.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"857\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-9.jpg\" alt=\"D\u00f9ng ch\u1ebf \u0111\u1ed9 m\u00e1y bay \u0111\u1ec3 \u0111\u1ecdc tin nh\u1eafn \u201c\u1ea9n danh\u201d\" class=\"wp-image-152110\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-9.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-9-300x179.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-9-768x457.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-9-150x89.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-9-600x357.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-9-696x414.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-9-1392x828.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-9-1068x636.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-9-706x420.jpg 706w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-9-1411x840.jpg 1411w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">D\u00f9ng ch\u1ebf \u0111\u1ed9 m\u00e1y bay \u0111\u1ec3 \u0111\u1ecdc tin nh\u1eafn \u201c\u1ea9n danh\u201d. (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<p><strong>B\u01b0\u1edbc 2:<\/strong> Khi c\u00f3 tin nh\u1eafn \u0111\u1ebfn, b\u1ea1n m\u1edf Messenger v\u00e0 xem n\u1ed9i dung tin nh\u1eafn.<\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 3:<\/strong> Sau khi xem xong, tho\u00e1t kh\u1ecfi \u1ee9ng d\u1ee5ng v\u00e0 t\u1eaft ch\u1ebf \u0111\u1ed9 m\u00e1y bay \u0111\u1ec3 kh\u00f4i ph\u1ee5c k\u1ebft n\u1ed1i.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"857\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-10.jpg\" alt=\"C\u00f3 th\u1ec3 xem tin nh\u1eafn m\u00e0 kh\u00f4ng g\u1eedi tr\u1ea1ng th\u00e1i \u0111\u00e3 xem\" class=\"wp-image-152108\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-10.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-10-300x179.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-10-768x457.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-10-150x89.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-10-600x357.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-10-696x414.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-10-1392x828.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-10-1068x636.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-10-706x420.jpg 706w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-10-1411x840.jpg 1411w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">C\u00f3 th\u1ec3 xem tin nh\u1eafn m\u00e0 kh\u00f4ng g\u1eedi tr\u1ea1ng th\u00e1i \u0111\u00e3 xem. (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<h3><span class=\"ez-toc-section\" id=\"6_Xem_truoc_noi_dung_tin_nhan_tren_iPhone\"><\/span><strong>6. Xem tr\u01b0\u1edbc n\u1ed9i dung tin nh\u1eafn tr\u00ean iPhone<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>iOS h\u1ed7 tr\u1ee3 t\u00ednh n\u0103ng \u201cXem tr\u01b0\u1edbc\u201d trong th\u00f4ng b\u00e1o, cho ph\u00e9p b\u1ea1n \u0111\u1ecdc m\u1ed9t ph\u1ea7n n\u1ed9i dung m\u00e0 kh\u00f4ng c\u1ea7n m\u1edf \u1ee9ng d\u1ee5ng.<\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 1:<\/strong> V\u00e0o \u201cC\u00e0i \u0111\u1eb7t\u201d, sau \u0111\u00f3 ch\u1ecdn m\u1ee5c \u201cTh\u00f4ng b\u00e1o\u201d.<\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 2:<\/strong> Ch\u1ecdn \u1ee9ng d\u1ee5ng \u201cMessenger\u201d, sau \u0111\u00f3 nh\u1ea5n v\u00e0o m\u1ee5c \u201cHi\u1ec3n th\u1ecb b\u1ea3n xem tr\u01b0\u1edbc\u201d.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-12-1.jpg\" alt=\"C\u00f3 th\u1ec3 xem tin nh\u1eafn m\u00e0 kh\u00f4ng g\u1eedi tr\u1ea1ng th\u00e1i \u0111\u00e3 xem\" class=\"wp-image-152120\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-12-1.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-12-1-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-12-1-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-12-1-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-12-1-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-12-1-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-12-1-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-12-1-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-12-1-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-12-1-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">C\u00f3 th\u1ec3 xem tin nh\u1eafn m\u00e0 kh\u00f4ng g\u1eedi tr\u1ea1ng th\u00e1i \u0111\u00e3 xem. (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<p><strong>B\u01b0\u1edbc 3:<\/strong> Ch\u1ecdn \u201cKh\u00f4ng bao gi\u1edd\u201d n\u1ebfu b\u1ea1n mu\u1ed1n t\u1eaft ho\u00e0n to\u00e0n vi\u1ec7c hi\u1ec3n th\u1ecb, ho\u1eb7c \u201cKhi m\u1edf kh\u00f3a\u201d \u0111\u1ec3 ch\u1ec9 hi\u1ec3n th\u1ecb khi thi\u1ebft b\u1ecb \u0111\u00e3 m\u1edf kh\u00f3a.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-13-1.jpg\" alt=\"T\u1eaft ch\u1ebf \u0111\u1ed9 m\u00e1y bay sau khi \u0111\u1ecdc \u0111\u1ec3 kh\u00f4i ph\u1ee5c m\u1ea1ng\" class=\"wp-image-152119\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-13-1.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-13-1-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-13-1-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-13-1-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-13-1-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-13-1-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-13-1-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-13-1-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-13-1-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-13-1-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">T\u1eaft ch\u1ebf \u0111\u1ed9 m\u00e1y bay sau khi \u0111\u1ecdc \u0111\u1ec3 kh\u00f4i ph\u1ee5c m\u1ea1ng. (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<p>Tham kh\u1ea3o m\u1ed9t s\u1ed1 <a href=\"https:\/\/phongvu.vn\/c\/san-pham-apple\" target=\"_blank\" data-type=\"URL\" data-id=\"https:\/\/phongvu.vn\/c\/san-pham-apple\" rel=\"noreferrer noopener\">s\u1ea3n ph\u1ea9m Apple<\/a> t\u1ea1i <a href=\"https:\/\/phongvu.vn\/\" target=\"_blank\" data-type=\"URL\" data-id=\"https:\/\/phongvu.vn\/\" rel=\"noreferrer noopener\">Phong V\u0169<\/a>: <\/p>\n\n\n\n<div class=\"pv-products-card\"><div class=\"pv-products-title\"><div><\/div><\/div><div class=\"pv-products\" data-type=\"carousel\" data-key=\"product-area\" data-skus=\"250900176,250900178,250900185,250900189,250900190,250900201,250900205,250900209,250900212,250900217,250900218,250900221\"><\/div><\/div>\n\n\n\n<h3><span class=\"ez-toc-section\" id=\"7_Su_dung_tien_ich_J2TeaM_Security_tren_trinh_duyet_Chrome\"><\/span><strong>7. S\u1eed d\u1ee5ng ti\u1ec7n \u00edch J2TeaM Security tr\u00ean tr\u00ecnh duy\u1ec7t Chrome<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>N\u1ebfu b\u1ea1n s\u1eed d\u1ee5ng Messenger tr\u00ean m\u00e1y t\u00ednh, ti\u1ec7n \u00edch n\u00e0y s\u1ebd gi\u00fap b\u1ea1n ng\u0103n tr\u00ecnh duy\u1ec7t g\u1eedi tr\u1ea1ng th\u00e1i \u201c\u0110\u00e3 xem\u201d.<\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 1:<\/strong> Truy c\u1eadp Chrome Web Store v\u00e0 t\u00ecm ti\u1ec7n \u00edch J2TeaM Security, sau \u0111\u00f3 nh\u1ea5n \u201cTh\u00eam v\u00e0o Chrome\u201d.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-15.jpg\" alt=\"C\u00e0i \u0111\u1eb7t J2TeaM Security \u0111\u1ec3 ch\u1eb7n tr\u1ea1ng th\u00e1i \u0111\u00e3 xem\" class=\"wp-image-152125\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-15.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-15-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-15-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-15-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-15-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-15-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-15-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-15-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-15-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-15-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">C\u00e0i \u0111\u1eb7t J2TeaM Security \u0111\u1ec3 ch\u1eb7n tr\u1ea1ng th\u00e1i \u0111\u00e3 xem. (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<p><strong>B\u01b0\u1edbc 2:<\/strong> Khi c\u1eeda s\u1ed5 x\u00e1c nh\u1eadn hi\u1ec7n l\u00ean, ch\u1ecdn \u201cTh\u00eam ti\u1ec7n \u00edch\u201d \u0111\u1ec3 ti\u1ebfn h\u00e0nh c\u00e0i \u0111\u1eb7t.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-16.jpg\" alt=\"Ho\u00e0n t\u1ea5t c\u00e0i \u0111\u1eb7t ti\u1ec7n \u00edch v\u00e0o tr\u00ecnh duy\u1ec7t Chrome\" class=\"wp-image-152124\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-16.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-16-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-16-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-16-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-16-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-16-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-16-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-16-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-16-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-16-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">Ho\u00e0n t\u1ea5t c\u00e0i \u0111\u1eb7t ti\u1ec7n \u00edch v\u00e0o tr\u00ecnh duy\u1ec7t Chrome. (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<p><strong>B\u01b0\u1edbc 3:<\/strong> Sau khi c\u00e0i xong, tr\u00ecnh duy\u1ec7t s\u1ebd t\u1ef1 \u0111\u1ed9ng m\u1edf trang c\u1ea5u h\u00ecnh. T\u1ea1i \u0111\u00e2y, b\u1ea1n \u0111\u00e1nh d\u1ea5u v\u00e0o c\u00e1c t\u00f9y ch\u1ecdn nh\u01b0 ch\u1eb7n \u201c\u0110\u00e3 xem\u201d, \u201c\u0110\u00e3 nh\u1eadn\u201d ho\u1eb7c \u201c\u0110ang nh\u1eadp\u201d t\u00f9y theo nhu c\u1ea7u s\u1eed d\u1ee5ng.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-17.jpg\" alt=\"B\u1eadt c\u00e1c tu\u1ef3 ch\u1ecdn ch\u1eb7n \u201c\u0110\u00e3 xem\u201d, \u201c\u0110\u00e3 nh\u1eadn\u201d, \u201c\u0110ang nh\u1eadp\u201d...(\" class=\"wp-image-152123\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-17.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-17-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-17-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-17-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-17-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-17-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-17-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-17-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-17-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-17-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">B\u1eadt c\u00e1c tu\u1ef3 ch\u1ecdn ch\u1eb7n \u201c\u0110\u00e3 xem\u201d, \u201c\u0110\u00e3 nh\u1eadn\u201d, \u201c\u0110ang nh\u1eadp\u201d&#8230;(Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<h3><span class=\"ez-toc-section\" id=\"8_Cai_dat_va_su_dung_tien_ich_Unseen_for_Facebook\"><\/span><strong>8. C\u00e0i \u0111\u1eb7t v\u00e0 s\u1eed d\u1ee5ng ti\u1ec7n \u00edch Unseen for Facebook<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n\n\n<p>\u0110\u00e2y l\u00e0 m\u1ed9t ti\u1ec7n \u00edch m\u1edf r\u1ed9ng \u0111\u01a1n gi\u1ea3n kh\u00e1c gi\u00fap b\u1ea1n \u1ea9n tr\u1ea1ng th\u00e1i khi nh\u1eafn tin tr\u00ean Facebook\/Messenger Web.<\/p>\n\n\n\n<p><strong>B\u01b0\u1edbc 1:<\/strong> M\u1edf Chrome, truy c\u1eadp Chrome Web Store v\u00e0 t\u00ecm ti\u1ec7n \u00edch \u201cUnseen for Facebook\u201d, sau \u0111\u00f3 nh\u1ea5n \u201cTh\u00eam v\u00e0o Chrome\u201d.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-18.jpg\" alt=\"C\u00e0i Unseen \u0111\u1ec3 ch\u1eb7n tr\u1ea1ng th\u00e1i \u201c\u0110\u00e3 xem\u201d tr\u00ean Messenger Web\" class=\"wp-image-152129\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-18.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-18-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-18-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-18-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-18-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-18-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-18-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-18-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-18-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-18-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">C\u00e0i Unseen \u0111\u1ec3 ch\u1eb7n tr\u1ea1ng th\u00e1i \u201c\u0110\u00e3 xem\u201d tr\u00ean Messenger Web. (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<p><strong>B\u01b0\u1edbc 2:<\/strong> Sau khi c\u00e0i \u0111\u1eb7t ho\u00e0n t\u1ea5t, bi\u1ec3u t\u01b0\u1ee3ng m\u00e0u xanh c\u1ee7a ti\u1ec7n \u00edch s\u1ebd xu\u1ea5t hi\u1ec7n b\u00ean c\u1ea1nh thanh \u0111\u1ecba ch\u1ec9 tr\u00ecnh duy\u1ec7t.<\/p>\n\n\n\n<figure class=\"wp-block-image size-full\"><img decoding=\"async\" loading=\"lazy\" width=\"1440\" height=\"900\" src=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-19.jpg\" alt=\"Ti\u1ec7n \u00edch \u0111\u00e3 \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t tr\u00ean tr\u00ecnh duy\u1ec7t Chrome\" class=\"wp-image-152128\" srcset=\"https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-19.jpg 1440w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-19-300x188.jpg 300w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-19-768x480.jpg 768w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-19-150x94.jpg 150w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-19-600x375.jpg 600w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-19-696x435.jpg 696w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-19-1392x870.jpg 1392w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-19-1068x668.jpg 1068w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-19-672x420.jpg 672w, https:\/\/phongvu.vn\/cong-nghe\/wp-content\/uploads\/2022\/03\/cach-xem-tin-nhan-messenger-khong-hien-da-xem-19-1344x840.jpg 1344w\" sizes=\"(max-width: 1440px) 100vw, 1440px\" title=\"\"><figcaption class=\"wp-element-caption\">Ti\u1ec7n \u00edch \u0111\u00e3 \u0111\u01b0\u1ee3c k\u00edch ho\u1ea1t tr\u00ean tr\u00ecnh duy\u1ec7t Chrome. (Ngu\u1ed3n: Internet)<\/figcaption><\/figure>\n\n\n\n<p><strong>B\u01b0\u1edbc 3:<\/strong> Nh\u1ea5n v\u00e0o bi\u1ec3u t\u01b0\u1ee3ng ti\u1ec7n \u00edch \u0111\u1ec3 m\u1edf b\u1ea3ng t\u00f9y ch\u1ecdn. B\u1ea1n c\u00f3 th\u1ec3 b\u1eadt\/t\u1eaft c\u00e1c t\u00ednh n\u0103ng nh\u01b0:<\/p>\n\n\n\n<ul>\n<li>Ch\u1eb7n \u201c\u0110\u00e3 xem\u201d tin nh\u1eafn<\/li>\n\n\n\n<li>\u1ea8n th\u00f4ng b\u00e1o \u201c\u0110\u00e3 nh\u1eadn\u201d<\/li>\n\n\n\n<li>\u1ea8n tr\u1ea1ng th\u00e1i \u201cHo\u1ea1t \u0111\u1ed9ng l\u1ea7n cu\u1ed1i\u201d<\/li>\n\n\n\n<li>\u1ea8n ch\u1ec9 b\u00e1o \u201c\u0110ang nh\u1eadp&#8230;\u201d<\/li>\n\n\n\n<li>Th\u00eam n\u00fat \u201c\u0110\u00e1nh d\u1ea5u \u0111\u00e3 \u0111\u1ecdc\u201d theo y\u00eau c\u1ea7u<\/li>\n<\/ul>\n\n\n\n<h2><span class=\"ez-toc-section\" id=\"II_Tong_ket\"><\/span>II. <strong>T\u1ed5ng k\u1ebft<\/strong><span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n\n\n<p>Vi\u1ec7c \u0111\u1ecdc tin nh\u1eafn Messenger m\u00e0 kh\u00f4ng hi\u1ec7n \u201c\u0110\u00e3 xem\u201d nghe th\u00ec nh\u01b0 th\u1ee7 thu\u1eadt nh\u1ecf, nh\u01b0ng l\u1ea1i r\u1ea5t h\u1eefu d\u1ee5ng trong nhi\u1ec1u t\u00ecnh hu\u1ed1ng. B\u1ea1n c\u00f3 th\u1ec3 d\u00f9ng c\u00e1ch th\u00f4ng b\u00e1o n\u1ed5i, b\u1eadt m\u00e0n h\u00ecnh kh\u00f3a, t\u1eaft m\u1ea1ng, ti\u1ec7n \u00edch web \u0111\u1ec3 ki\u1ec3m so\u00e1t tr\u1ea1ng th\u00e1i tin nh\u1eafn. M\u1ed7i c\u00e1ch c\u00f3 \u01b0u \u0111i\u1ec3m v\u00e0 h\u1ea1n ch\u1ebf ri\u00eang \u2014 h\u00e3y th\u1eed v\u00e0 ch\u1ecdn c\u00e1ch ph\u00f9 h\u1ee3p v\u1edbi thi\u1ebft b\u1ecb v\u00e0 th\u00f3i quen c\u1ee7a b\u1ea1n. \u0110\u1eebng qu\u00ean theo d\u00f5i Phong V\u0169 Tech News \u0111\u1ec3 kh\u00f4ng b\u1ecf l\u1ee1 c\u00e1c h\u01b0\u1edbng d\u1eabn c\u00f4ng ngh\u1ec7 h\u1eefu \u00edch v\u00e0 c\u1eadp nh\u1eadt c\u00e1c m\u1eb9o m\u1edbi nh\u1ea5t nh\u00e9!<\/p>\n\n\n\n<p><strong>B\u00e0i vi\u1ebft li\u00ean quan: <\/strong><\/p>\n\n\n\n<ul>\n<li><a href=\"https:\/\/phongvu.vn\/cong-nghe\/go-nhanh-bieu-tuong-cam-xuc-emoji\/\" target=\"_blank\" data-type=\"URL\" data-id=\"https:\/\/phongvu.vn\/cong-nghe\/go-nhanh-bieu-tuong-cam-xuc-emoji\/\" rel=\"noreferrer noopener\">C\u00e1ch g\u00f5 nhanh bi\u1ec3u t\u01b0\u1ee3ng c\u1ea3m x\u00fac emoji tr\u00ean Windows 10 v\u00e0 11 \u0111\u01a1n gi\u1ea3n<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/phongvu.vn\/cong-nghe\/xem-anh-da-an-tren-facebook-cua-nguoi-khac\/\" target=\"_blank\" data-type=\"URL\" data-id=\"https:\/\/phongvu.vn\/cong-nghe\/xem-anh-da-an-tren-facebook-cua-nguoi-khac\/\" rel=\"noreferrer noopener\">C\u00e1ch xem \u1ea3nh \u0111\u00e3 \u1ea9n tr\u00ean Facebook c\u1ee7a ng\u01b0\u1eddi kh\u00e1c<\/a><\/li>\n\n\n\n<li><a href=\"https:\/\/phongvu.vn\/cong-nghe\/9-cach-de-tim-moi-nguoi-bang-facebook-search\/\" target=\"_blank\" data-type=\"URL\" data-id=\"https:\/\/phongvu.vn\/cong-nghe\/9-cach-de-tim-moi-nguoi-bang-facebook-search\/\" rel=\"noreferrer noopener\">4 c\u00e1ch \u0111\u1ec3 t\u00ecm m\u1ecdi ng\u01b0\u1eddi tr\u00ean Facebook nhanh nh\u1ea5t<\/a><\/li>\n<\/ul>\n","protected":false},"excerpt":{"rendered":"<p>C\u00e1ch \u0111\u1ecdc tin nh\u1eafn Messenger m\u00e0 kh\u00f4ng hi\u1ec7n \u201c\u0110\u00e3 xem\u201d l\u00e0 m\u1eb9o gi\u00fap b\u1ea1n xem n\u1ed9i dung tin nh\u1eafn m\u00e0 kh\u00f4ng \u0111\u1ec3 ng\u01b0\u1eddi g\u1eedi bi\u1ebft. T\u00ednh n\u0103ng n\u00e0y \u0111\u1eb7c bi\u1ec7t h\u1eefu \u00edch khi b\u1ea1n mu\u1ed1n gi\u1eef ri\u00eang t\u01b0 ho\u1eb7c c\u1ea7n th\u00eam th\u1eddi gian ph\u1ea3n h\u1ed3i. Trong b\u00e0i vi\u1ebft n\u00e0y, Phong V\u0169 Tech News s\u1ebd h\u01b0\u1edbng [&hellip;]<\/p>\n","protected":false},"author":48,"featured_media":62047,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"aside","meta":{"inline_featured_image":false},"categories":[1029,24],"tags":[],"_links":{"self":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/61898"}],"collection":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/users\/48"}],"replies":[{"embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/comments?post=61898"}],"version-history":[{"count":5,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/61898\/revisions"}],"predecessor-version":[{"id":154302,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/posts\/61898\/revisions\/154302"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/media\/62047"}],"wp:attachment":[{"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/media?parent=61898"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/categories?post=61898"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/phongvu.vn\/cong-nghe\/wp-json\/wp\/v2\/tags?post=61898"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}