Mozilla Support

<!DOCTYPE html> <html class="no-js" lang="vi" dir="ltr" data-gtm-container-id="G-2VC139B3XV" data-ga-content-group="home" > <head>   <script src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/gtm-snippet.1c0037a49b66fb06.js" nonce="2t5twZtpmV+WYV4VldAeGA=="></script>  <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> <title>Mozilla Support</title> <link rel="apple-touch-icon" sizes="180x180" href="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/apple-touch-icon.bdc11b610d791a16.png"> <link rel="icon" type="image/png" sizes="32x32" href="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/favicon-32x32.2143cdf0c7e3f377.png"> <link rel="icon" type="image/png" sizes="16x16" href="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/favicon-16x16.352a0a2cef154dda.png"> <link rel="manifest" href="/manifest.json"> <link rel="shortcut icon" href="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/favicon.03d97697df808c0e.ico"> <meta name="theme-color" content="#ffffff"> <link rel="search" type="application/opensearchdescription+xml" title="Mozilla Support" href="/vi/search/xml"/> <link href="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/screen.7c7f344f96f6c2a7.css" rel="stylesheet" nonce="2t5twZtpmV+WYV4VldAeGA=="> <script defer="defer" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/620.c017de8a3c1e20cf.js" nonce="2t5twZtpmV+WYV4VldAeGA=="></script><script defer="defer" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/common.a856f1c1afbd9b67.js" nonce="2t5twZtpmV+WYV4VldAeGA=="></script> <script defer="defer" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/common.fx.download.6e0d6173cf4fde5d.js" nonce="2t5twZtpmV+WYV4VldAeGA=="></script> <meta name="google-site-verification" content="2URA-2Y9BeYYUf8B2BSsBSVetJJS3TZwlXBOaMx2VfY" /> <meta name="google-site-verification" content="ueNbCgS4e1JIAgLGwufm-jHaIcLXFLtFMmR_65S1Ag0" /> <meta name="msvalidate.01" content="1659173DC94819093068B0ED7C51C527" /> <meta name="viewport" content="width=device-width, initial-scale=1.0, maximum-scale=1.0, user-scalable=no" /> <link rel="canonical" href="https://support.mozilla.org/vi/" /> </head> <body class="html-ltr logged-out responsive vi" data-readonly="false" data-usernames-api="/vi/users/api/usernames" data-messages-api="/vi/messages/api/autocomplete" data-media-url="https://assets-prod.sumo.prod.webservices.mozgcp.net/" > <ul class="sumo-nav-access" id="nav-access"> <li><a href="#main-content">Đi đến nội dung chính</a></li> <li><a href="/vi/locales">Chuyển đổi ngôn ngữ</a></li> <li><a id="skip-to-search" href="#search-q">Đi đến tìm kiếm</a></li> </ul> <div class="media-test"></div> <div id="announcements"> <div id="announce-geoip-suggestion" class="mzp-c-notification-bar mzp-t-warning"> <button class="mzp-c-notification-bar-button close-button" data-close-id="announce-geoip-suggestion" type="button" data-close-memory="remember" data-close-type="remove" > </button> <p></p> </div> </div> <header class="mzp-c-navigation sumo-nav"> <div class="mzp-c-navigation-l-content"> <div class="sumo-nav--container"> <div class="sumo-nav--logo"> <a href="/vi/"><img src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/mozilla-support.c4f961a8d7b1d501.svg" alt="Mozilla Support Logo"/></a> </div> <button data-mobile-nav-search-button class="sumo-nav--search-button" type="button">Search</button> <button data-sumo-toggle-nav="#main-navigation" class="sumo-nav--toggle-button" type="button" aria-controls="main-navigation">Menu</button> <a class="sumo-nav--avatar-button" data-sumo-toggle-nav="#profile-navigation" aria-controls="profile-navigation" aria-role="button"> <img class="avatar" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/default-FFA-avatar.2f8c2a0592bda1c5.png" alt="Avatar for Username"> </a> <div class="mzp-c-navigation-items sumo-nav--list-wrap" id="main-navigation"> <div class="mzp-c-navigation-menu"> <nav class="mzp-c-menu mzp-is-basic"> <ul class="mzp-c-menu-category-list sumo-nav--list"> <li class="mzp-c-menu-category mzp-has-drop-down mzp-js-expandable"> <a class="mzp-c-menu-title sumo-nav--link" href="/vi/questions/" aria-haspopup="true" aria-controls="mzp-c-menu-panel-help">Khám phá bài viết trợ giúp</a> <div class="mzp-c-menu-panel mzp-has-card" id="mzp-c-menu-panel-help"> <div class="sumo-nav--dropdown-container"> <div class="sumo-nav--dropdown-grid"> <button class="mzp-c-menu-button-close" type="button" aria-controls="mzp-c-menu-panel-example">Đóng menu Firefox</button> <div class="sumo-nav--dropdown-col"> <section class="mzp-c-menu-item mzp-has-icon sumo-nav--dropdown-item"> <div class="mzp-c-menu-item-head"> <svg class="mzp-c-menu-item-icon" width="24" height="24" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"> <g transform="translate(3 3)" stroke="#000" stroke-width="2" fill="none" fill-rule="evenodd" stroke-linecap="round"> <rect stroke-linejoin="round" width="18" height="18" rx="2" /> <path d="M4 5h10M4 9h10M4 13h4" /> </g> </svg> <h4 class="mzp-c-menu-item-title">Khám phá theo sản phẩm</h4> </div> <ul class="mzp-c-menu-item-list sumo-nav--sublist"> <li> <a href="/vi/products/firefox" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.firefox-browser.product-home", "link_detail": "firefox" }'> Firefox cho máy tính để bàn </a> </li> <li> <a href="/vi/products/firefox-private-network-vpn" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.mozilla-vpn.product-home", "link_detail": "firefox-private-network-vpn" }'> Mozilla VPN </a> </li> <li> <a href="/vi/products/ios" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.firefox-for-ios.product-home", "link_detail": "ios" }'> Firefox dành cho iOS </a> </li> <li> <a href="/vi/products/thunderbird" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.thunderbird.product-home", "link_detail": "thunderbird" }'> Thunderbird </a> </li> <li> <a href="/vi/products/mobile" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.firefox-for-android.product-home", "link_detail": "mobile" }'> Firefox dành cho Android </a> </li> <li> <a class="color-link" href="/vi/products/" data-event-name="link_click" data-event-parameters='{"link_name": "main-menu.browse-all-articles.list-products"}'> Xem tất cả sản phẩm </a> </li> </ul> </section> </div> <div class="sumo-nav--dropdown-col"> <section class="mzp-c-menu-item mzp-has-icon sumo-nav--dropdown-item"> <div class="mzp-c-menu-item-head"> <svg class="mzp-c-menu-item-icon" width="24" height="24" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"> <g transform="translate(3 3)" stroke="#000" stroke-width="2" fill="none" fill-rule="evenodd" stroke-linecap="round"> <rect stroke-linejoin="round" width="18" height="18" rx="2" /> <path d="M4 5h10M4 9h10M4 13h4" /> </g> </svg> <h4 class="mzp-c-menu-item-title">Khám phá theo chủ đề</h4> </div> <ul class="mzp-c-menu-item-list sumo-nav--sublist"> <li> <a href="/vi/topics/settings" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.topic-home", "link_detail": "settings" }'> Cài đặt </a> </li> <li> <a href="/vi/topics/installation-and-updates" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.topic-home", "link_detail": "installation-and-updates" }'> Installation and updates </a> </li> <li> <a href="/vi/topics/email-and-messaging" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.topic-home", "link_detail": "email-and-messaging" }'> Email and messaging </a> </li> <li> <a href="/vi/topics/performance-and-connectivity" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.topic-home", "link_detail": "performance-and-connectivity" }'> Performance and connectivity </a> </li> <li> <a href="/vi/topics/privacy-and-security" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.topic-home", "link_detail": "privacy-and-security" }'> Privacy and security </a> </li> <li> <a href="/vi/topics/browse" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.topic-home", "link_detail": "browse" }'> Duyệt </a> </li> </ul> </section> </div> </div> </div> </div> </li> <li class="mzp-c-menu-category mzp-has-drop-down mzp-js-expandable"> <a class="mzp-c-menu-title sumo-nav--link" href="#" aria-haspopup="true" aria-controls="mzp-c-menu-panel-tools">Diễn đàn cộng đồng</a> <div class="mzp-c-menu-panel mzp-has-card" id="mzp-c-menu-panel-tools"> <div class="sumo-nav--dropdown-container"> <div class="sumo-nav--dropdown-grid"> <button class="mzp-c-menu-button-close" type="button" aria-controls="mzp-c-menu-panel-example">Đóng menu Firefox</button> <div class="sumo-nav--dropdown-col"> <section class="mzp-c-menu-item mzp-has-icon sumo-nav--dropdown-item"> <div class="mzp-c-menu-item-head"> <svg class="mzp-c-menu-item-icon" width="24" height="24" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"> <g stroke="#000" stroke-width="2" fill="none" fill-rule="evenodd" stroke-linecap="round" stroke-linejoin="round"> <path d="M17 17l-1.051 3.154a1 1 0 01-1.898 0L13 17H5a2 2 0 01-2-2V5a2 2 0 012-2h14a2 2 0 012 2v10a2 2 0 01-2 2h-2zM7 8h10M7 12h10" /> </g> </svg> <h4 class="mzp-c-menu-item-title">Duyệt theo sản phẩm</h4> </div> <ul class="mzp-c-menu-item-list sumo-nav--sublist"> <li> <a href="/vi/questions/firefox" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "desktop" }'> Firefox cho máy tính để bàn </a> </li> <li> <a href="/vi/questions/focus-firefox" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "focus" }'> Firefox Focus </a> </li> <li> <a href="/vi/questions/ios" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "ios" }'> Firefox dành cho iOS </a> </li> <li> <a href="/vi/questions/thunderbird" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "thunderbird" }'> Thunderbird </a> </li> <li> <a href="/vi/questions/mobile" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "mobile" }'> Firefox dành cho Android </a> </li> <li> <a class="color-link" href="/vi/questions/" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "view-all-home" }'> Xem tất cả diễn đàn </a> </li> </ul> </section> </div> <div class="sumo-nav--dropdown-col"> <section class="mzp-c-menu-item mzp-has-icon sumo-nav--dropdown-item"> <div class="mzp-c-menu-item-head"> <svg class="mzp-c-menu-item-icon" width="24" height="24" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"> <path d="M10.5 9.5L3 17c-1 1.667-1 3 0 4s2.333.833 4-.5l7.5-7.5c2.333 1.054 4.333.734 6-.96 1.667-1.693 1.833-3.707.5-6.04l-3 3-2.5-.5L15 6l3-3c-2.333-1.333-4.333-1.167-6 .5-1.667 1.667-2.167 3.667-1.5 6z" stroke="#000" stroke-width="2" fill="none" fill-rule="evenodd" stroke-linecap="round" stroke-linejoin="round" /> </svg> <h4 class="mzp-c-menu-item-title">Duyệt tất cả các chủ đề của diễn đàn theo chủ đề</h4> </div> <ul class="mzp-c-menu-item-list sumo-nav--sublist"> <li> <a href="/vi/questions/topic/settings" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "settings" }'> Cài đặt </a> </li> <li> <a href="/vi/questions/topic/installation-and-updates" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "installation-and-updates" }'> Installation and updates </a> </li> <li> <a href="/vi/questions/topic/email-and-messaging" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "email-and-messaging" }'> Email and messaging </a> </li> <li> <a href="/vi/questions/topic/performance-and-connectivity" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "performance-and-connectivity" }'> Performance and connectivity </a> </li> <li> <a href="/vi/questions/topic/privacy-and-security" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "privacy-and-security" }'> Privacy and security </a> </li> <li> <a href="/vi/questions/topic/browse" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "browse" }'> Duyệt </a> </li> </ul> </section> </div> </div> </div> </div> </li> <li class="mzp-c-menu-category mzp-has-drop-down mzp-js-expandable"> <a class="mzp-c-menu-title sumo-nav--link" href="/vi/questions/" aria-haspopup="true" aria-controls="mzp-c-menu-panel-help">Đặt một Câu hỏi</a> <div class="mzp-c-menu-panel mzp-has-card" id="mzp-c-menu-panel-help"> <div class="sumo-nav--dropdown-container"> <div class="sumo-nav--dropdown-grid"> <button class="mzp-c-menu-button-close" type="button" aria-controls="mzp-c-menu-panel-example">Đóng menu Firefox </button> <div class="sumo-nav--dropdown"> <section class="mzp-c-menu-item mzp-has-icon sumo-nav--dropdown-item"> <div class="mzp-c-menu-item-head"> <svg class="mzp-c-menu-item-icon" width="24" height="24" xmlns="http://www.w3.org/2000/svg" viewBox="0 0 24 24"> <g stroke="#000" stroke-width="2" fill="none" fill-rule="evenodd" stroke-linecap="round" stroke-linejoin="round"> <path d="M11 3H4a2 2 0 00-2 2v12a2 2 0 002 2h9l2 4 2-4h2a2 2 0 002-2v-6" /> <path d="M17.5 2.5a2.121 2.121 0 013 3L13 13l-4 1 1-4 7.5-7.5z" /> </g> </svg> <h4 class="mzp-c-menu-item-title">Nhận trợ giúp với</h4> </div> <ul class="mzp-c-menu-item-list sumo-nav--sublist-aaq"> <li> <a href="/vi/questions/new/desktop" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-2", "link_detail": "desktop" }'> Firefox cho máy tính để bàn </a> </li> <li> <a href="/vi/questions/new/firefox-enterprise" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-2", "link_detail": "firefox-enterprise" }'> Firefox dành cho doanh nghiệp </a> </li> <li> <a href="/vi/questions/new/relay" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-2", "link_detail": "relay" }'> Firefox Relay </a> </li> <li> <a href="/vi/questions/new/thunderbird" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-2", "link_detail": "thunderbird" }'> Thunderbird </a> </li> <li> <a href="/vi/questions/new/ios" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-2", "link_detail": "ios" }'> Firefox dành cho iOS </a> </li> <li> <a href="/vi/questions/new/focus" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-2", "link_detail": "focus" }'> Firefox Focus </a> </li> <li> <a href="/vi/questions/new/monitor" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-2", "link_detail": "monitor" }'> Monitor </a> </li> <li> <a href="/vi/questions/new/mozilla-account" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-2", "link_detail": "mozilla-account" }'> Tài khoản Mozilla </a> </li> <li> <a href="/vi/questions/new/mobile" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-2", "link_detail": "mobile" }'> Firefox dành cho Android </a> </li> <li> <a href="/vi/questions/new/firefox-private-network-vpn" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-2", "link_detail": "firefox-private-network-vpn" }'> Mozilla VPN </a> </li> <li> <a href="/vi/questions/new/pocket" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-2", "link_detail": "pocket" }'> Pocket </a> </li> <li> <a class="color-link" href="/vi/questions/new" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-1", "link_detail": "view-all" }'> Xem tất cả </a> </li> </ul> </section> </div> </div> </div> </div> </li> <li class="mzp-c-menu-category"> <a class="mzp-c-menu-title sumo-nav--link" href="/vi/contribute" data-event-name="link_click" data-event-parameters='{"link_name": "main-menu.contribute.contribute-home"}'> Đóng góp </a> </li> </ul> </nav> </div> </div> <div class="mzp-c-navigation-items sumo-nav--list-wrap-right logged-out" id="profile-navigation"> <div class="mzp-c-navigation-menu"> <nav class="mzp-c-menu mzp-is-basic"> <ul class="mzp-c-menu-category-list sumo-nav--list"> <li class="mzp-c-menu-category sumo-nav--item-right"> <form data-instant-search="form" id="support-search" action="/vi/search/" method="get" class="simple-search-form"> <input spellcheck="true" type="search" autocomplete="off" name="q" aria-required="true" placeholder="Tìm kiếm câu hỏi, bài viết hoặc chủ đề (ví dụ: lưu mật khẩu trong Firefox)" class="searchbox" id="search-q" /> <button type="submit" title="Tìm kiếm" class="search-button">Tìm kiếm</button> </form> <a href="https://www.mozilla.org/firefox/new/?utm_source=support.mozilla.org&utm_medium=referral&utm_campaign=non-fx-button&utm_content=header-download-button" class="firefox-download-button hidden sumo-button primary-button button-lg">Tải về Firefox</a> </li> <li class="mzp-c-menu-category logged-out-button-row "> <a rel="nofollow" href="/vi/users/auth" class="sumo-button secondary-button button-lg" data-event-name="link_click" data-event-parameters='{"link_name": "main-menu.sign-in-up"}'> Đăng nhập/Đăng ký </a> </li> </ul> </nav> </div> </div> <div class="mzp-c-navigation-items sumo-nav--mobile-search-form" id="search-navigation"> <div class="mzp-c-navigation-menu"> <nav class="mzp-c-menu mzp-is-basic"> <form data-instant-search="form" id="mobile-search-results" action="/vi/search/" method="get" class="simple-search-form"> <input spellcheck="true" type="search" autocomplete="off" name="q" aria-required="true" placeholder="Tìm kiếm câu hỏi, bài viết hoặc chủ đề (ví dụ: lưu mật khẩu trong Firefox)" class="searchbox" id="search-q" /> <button type="submit" title="Tìm kiếm" class="search-button">Tìm kiếm</button> </form> </nav> </div> </div> </div> </div> </header> <section class="home-search-section sumo-page-section--lg extra-pad-bottom shade-bg"> <div class="mzp-l-content narrow"> <div class="home-search-section--content"> <h1 class="sumo-page-heading-xl">Tìm kiếm hỗ trợ</h1> <form data-instant-search="form" id="support-search-masthead" action="/vi/search/" method="get" class="simple-search-form"> <input spellcheck="true" type="search" autocomplete="off" name="q" aria-required="true" placeholder="Tìm kiếm câu hỏi, bài viết hoặc chủ đề (ví dụ: lưu mật khẩu trong Firefox)" class="searchbox" id="search-q" /> <button type="submit" title="Tìm kiếm" class="search-button">Tìm kiếm</button> </form> <p class="popular-searches"> <span>Các tìm kiếm phổ biến:</span> <a href="#popular_search_1" data-featured-search>Tài khoản Mozilla</a> <a href="#popular_search_2" data-featured-search>VPN</a> <a href="#popular_search_3" data-featured-search>Chống theo dõi</a> </p> </div> </div> </section> <div id="main-content"> <section class="mzp-l-content sumo-page-section--inner"> <div class="text-center-to-left-on-large"> <h2 class="sumo-page-subheading">Nhận trợ giúp</h2> <p class="sumo-page-intro">Chọn sản phẩm của bạn</p> </div> <div class="sumo-card-grid is-product-wrap"> <div class="scroll-wrap"> <div class="card card--product zoom-on-hover"> <img class="card--icon" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/products/2020-04-14-08-36-12-8dda6f.png" alt="Firefox" /> <div class="card--details"> <h3 class="card--title"> <a class="expand-this-link" href="/vi/products/firefox" data-event-name="link_click" data-event-parameters='{ "link_name": "product-home", "link_detail": "firefox" }'> Firefox </a> </h3> <p class="card--desc">Trình duyệt web cho Windows, Mac và Linux</p> </div> </div> <div class="card card--product zoom-on-hover"> <img class="card--icon" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/products/2020-04-14-08-37-28-a0d9f0.png" alt="Firefox dành cho Android" /> <div class="card--details"> <h3 class="card--title"> <a class="expand-this-link" href="/vi/products/mobile" data-event-name="link_click" data-event-parameters='{ "link_name": "product-home", "link_detail": "mobile" }'> Firefox dành cho Android </a> </h3> <p class="card--desc">Trình duyệt web cho các điện thoại thông minh và máy tính bảng Android</p> </div> </div> <div class="card card--product zoom-on-hover"> <img class="card--icon" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/products/2020-04-14-08-37-48-1aeaf0.png" alt="Firefox dành cho iOS" /> <div class="card--details"> <h3 class="card--title"> <a class="expand-this-link" href="/vi/products/ios" data-event-name="link_click" data-event-parameters='{ "link_name": "product-home", "link_detail": "ios" }'> Firefox dành cho iOS </a> </h3> <p class="card--desc">Firefox cho các thiết bị cảm ứng iPhone, iPad và iPod.</p> </div> </div> <div class="card card--product zoom-on-hover"> <img class="card--icon" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/products/2020-07-14-17-10-01-e9ae16.png" alt="Mozilla VPN" /> <div class="card--details"> <h3 class="card--title"> <a class="expand-this-link" href="/vi/products/firefox-private-network-vpn" data-event-name="link_click" data-event-parameters='{ "link_name": "product-home", "link_detail": "firefox-private-network-vpn" }'> Mozilla VPN </a> </h3> <p class="card--desc">VPN dành cho các thiết bị Windows 10, Mac, Linux, Android và iOS</p> </div> </div> <div class="card card--product zoom-on-hover"> <img class="card--icon" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/products/2021-10-25-08-13-06-638484.png" alt="Firefox Relay" /> <div class="card--details"> <h3 class="card--title"> <a class="expand-this-link" href="/vi/products/relay" data-event-name="link_click" data-event-parameters='{ "link_name": "product-home", "link_detail": "relay" }'> Firefox Relay </a> </h3> <p class="card--desc">Dịch vụ cho phép bạn tạo email ẩn danh để che giấu email thực của mình</p> </div> </div> <div class="card card--product zoom-on-hover"> <img class="card--icon" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/products/2023-01-27-08-15-32-531ac9.png" alt="Mozilla Monitor" /> <div class="card--details"> <h3 class="card--title"> <a class="expand-this-link" href="/vi/products/monitor" data-event-name="link_click" data-event-parameters='{ "link_name": "product-home", "link_detail": "monitor" }'> Mozilla Monitor </a> </h3> <p class="card--desc">Find out if your private information has been exposed in a known data breach</p> </div> </div> <div class="card card--product zoom-on-hover"> <img class="card--icon" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/products/2024-10-14-14-58-56-83ae7a.png" alt="Pocket" /> <div class="card--details"> <h3 class="card--title"> <a class="expand-this-link" href="/vi/products/pocket" data-event-name="link_click" data-event-parameters='{ "link_name": "product-home", "link_detail": "pocket" }'> Pocket </a> </h3> <p class="card--desc">Discover and save stories for later</p> </div> </div> <div class="card card--product zoom-on-hover"> <img class="card--icon" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/products/2022-03-22-07-51-46-147c5f.png" alt="MDN Plus" /> <div class="card--details"> <h3 class="card--title"> <a class="expand-this-link" href="/vi/products/mdn-plus" data-event-name="link_click" data-event-parameters='{ "link_name": "product-home", "link_detail": "mdn-plus" }'> MDN Plus </a> </h3> <p class="card--desc">MDN Plus provides a custom user experience for MDN supporters</p> </div> </div> <div class="card card--product zoom-on-hover"> <img class="card--icon" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/products/2021-10-13-03-33-38-93cfbb.png" alt="Firefox Focus" /> <div class="card--details"> <h3 class="card--title"> <a class="expand-this-link" href="/vi/products/focus-firefox" data-event-name="link_click" data-event-parameters='{ "link_name": "product-home", "link_detail": "focus-firefox" }'> Firefox Focus </a> </h3> <p class="card--desc">Trình duyệt bảo mật riêng tư và trình chặn nội dung tự động</p> </div> </div> <div class="card card--product zoom-on-hover"> <img class="card--icon" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/products/2020-04-14-08-36-42-8dda6f.png" alt="Firefox dành cho doanh nghiệp" /> <div class="card--details"> <h3 class="card--title"> <a class="expand-this-link" href="/vi/products/firefox-enterprise" data-event-name="link_click" data-event-parameters='{ "link_name": "product-home", "link_detail": "firefox-enterprise" }'> Firefox dành cho doanh nghiệp </a> </h3> <p class="card--desc">Firefox Quantum dành cho doanh nghiệp</p> </div> </div> <div class="card card--product zoom-on-hover"> <img class="card--icon" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/products/2024-02-12-07-36-53-599028.png" alt="Thunderbird" /> <div class="card--details"> <h3 class="card--title"> <a class="expand-this-link" href="/vi/products/thunderbird" data-event-name="link_click" data-event-parameters='{ "link_name": "product-home", "link_detail": "thunderbird" }'> Thunderbird </a> </h3> <p class="card--desc">Phần mềm Email cho Windows, Mac và Linux</p> </div> </div> <div class="card card--product zoom-on-hover"> <img class="card--icon" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/products/2024-09-24-10-15-12-1ab27d.png" alt="Thunderbird for Android" /> <div class="card--details"> <h3 class="card--title"> <a class="expand-this-link" href="/vi/products/thunderbird-android" data-event-name="link_click" data-event-parameters='{ "link_name": "product-home", "link_detail": "thunderbird-android" }'> Thunderbird for Android </a> </h3> <p class="card--desc">Email app for Android smartphones and tablets</p> </div> </div> </div> </div> </section> <section class="mzp-l-content sumo-page-section--inner"> <div class="text-center-to-left-on-large"> <h2 class="sumo-page-subheading">Bài viết nổi bật</h2> </div> <div class="sumo-card-grid is-four-wide"> <div 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Tìm hiểu cách cập nhật Firefox trên Windows, Mac hoặc Linux. </p> </div> </div> <div class="card card--article zoom-on-hover"> <img class="card--icon-sm" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/reader-mode.1d40422a5274c27c.svg" alt="Nhận hỗ trợ từ cộng đồng người dùng" /> <div class="card--details"> <h3 class="card--title"> <a class="expand-this-link" href="/vi/kb/nhan-ho-tro-tu-cong-dong-nguoi-dung" data-event-name="link_click" data-event-parameters='{"link_name": "featured.kb-article"}'> Nhận hỗ trợ từ cộng đồng người dùng</a> </h3> <p class="card--desc"> Cách để có được sự hỗ trợ từ cộng đồng cho các sản phẩm của Mozilla. </p> </div> </div> <div class="card card--article zoom-on-hover"> <img class="card--icon-sm" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/reader-mode.1d40422a5274c27c.svg" alt="Kết thúc hỗ trợ cho Firefox Reality" /> <div class="card--details"> <h3 class="card--title"> <a class="expand-this-link" href="/vi/kb/ket-thuc-ho-tro-firefox-reality" data-event-name="link_click" data-event-parameters='{"link_name": "featured.kb-article"}'> Kết thúc hỗ trợ cho Firefox Reality</a> </h3> <p class="card--desc"> Mozilla đã kết thúc hỗ trợ cho Firefox Reality </p> </div> </div> <div class="card card--article zoom-on-hover"> <img class="card--icon-sm" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/reader-mode.1d40422a5274c27c.svg" alt="Tùy chọn và cài đặt của Firefox" /> <div class="card--details"> <h3 class="card--title"> <a class="expand-this-link" href="/vi/kb/tuy-chon-va-cai-dat-cua-firefox" data-event-name="link_click" data-event-parameters='{"link_name": "featured.kb-article"}'> Tùy chọn và cài đặt của Firefox</a> </h3> <p class="card--desc"> Các bảng tùy chọn cung cấp cho bạn quyền truy cập vào cài đặt Firefox. 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