Clear cookies and site data in Firefox

<!DOCTYPE html> <html class="no-js" lang="en-US" dir="ltr" data-gtm-container-id="G-2VC139B3XV" data-ga-content-group="kb-article" data-ga-default-slug="clear-cookies-and-site-data-firefox" data-ga-article-locale="en-US" data-ga-topics="/tracking-protection/" data-ga-products="/firefox/" > <head>   <script src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/gtm-snippet.1c0037a49b66fb06.js" nonce="1vdEf9x1pYicNOMyMesP8A=="></script>  <meta http-equiv="Content-Type" content="text/html; charset=utf-8"/> <title> Clear cookies and site data in Firefox | Firefox Help </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" 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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="/en-US/"><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="/en-US/questions/" aria-haspopup="true" aria-controls="mzp-c-menu-panel-help">Explore Help Articles</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">Close Firefox menu</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">Explore by product</h4> </div> <ul class="mzp-c-menu-item-list sumo-nav--sublist"> <li> <a href="/en-US/products/firefox" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.firefox-browser.product-home", "link_detail": "firefox" }'> Firefox desktop </a> </li> <li> <a href="/en-US/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="/en-US/products/ios" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.firefox-for-ios.product-home", "link_detail": "ios" }'> Firefox for iOS </a> </li> <li> <a href="/en-US/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="/en-US/products/mobile" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.firefox-for-android.product-home", "link_detail": "mobile" }'> Firefox for Android </a> </li> <li> <a class="color-link" href="/en-US/products/" data-event-name="link_click" data-event-parameters='{"link_name": "main-menu.browse-all-articles.list-products"}'> View all products </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">Explore by topic</h4> </div> <ul class="mzp-c-menu-item-list sumo-nav--sublist"> <li> <a href="/en-US/topics/settings" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.topic-home", "link_detail": "settings" }'> Settings </a> </li> <li> <a href="/en-US/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="/en-US/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="/en-US/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="/en-US/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="/en-US/topics/browse" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.topic-home", "link_detail": "browse" }'> Browse </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">Community Forums</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">Close Firefox menu</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">Browse by product</h4> </div> <ul class="mzp-c-menu-item-list sumo-nav--sublist"> <li> <a href="/en-US/questions/firefox" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "desktop" }'> Firefox desktop </a> </li> <li> <a href="/en-US/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="/en-US/questions/ios" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "ios" }'> Firefox for iOS </a> </li> <li> <a href="/en-US/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="/en-US/questions/mobile" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "mobile" }'> Firefox for Android </a> </li> <li> <a class="color-link" href="/en-US/questions/" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "view-all-home" }'> View all forums </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">Browse all forum threads by topic</h4> </div> <ul class="mzp-c-menu-item-list sumo-nav--sublist"> <li> <a href="/en-US/questions/topic/settings" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "settings" }'> Settings </a> </li> <li> <a href="/en-US/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="/en-US/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="/en-US/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="/en-US/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="/en-US/questions/topic/browse" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.support-forum-home", "link_detail": "browse" }'> Browse </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="/en-US/questions/" aria-haspopup="true" aria-controls="mzp-c-menu-panel-help">Ask a Question</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">Close Firefox menu </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">Get help with</h4> </div> <ul class="mzp-c-menu-item-list sumo-nav--sublist-aaq"> <li> <a href="/en-US/questions/new/desktop" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-2", "link_detail": "desktop" }'> Firefox desktop </a> </li> <li> <a href="/en-US/questions/new/firefox-enterprise" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-2", "link_detail": "firefox-enterprise" }'> Firefox for Enterprise </a> </li> <li> <a href="/en-US/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="/en-US/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="/en-US/questions/new/ios" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-2", "link_detail": "ios" }'> Firefox for iOS </a> </li> <li> <a href="/en-US/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="/en-US/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="/en-US/questions/new/mozilla-account" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-2", "link_detail": "mozilla-account" }'> Mozilla Account </a> </li> <li> <a href="/en-US/questions/new/mobile" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-2", "link_detail": "mobile" }'> Firefox for Android </a> </li> <li> <a href="/en-US/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="/en-US/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="/en-US/questions/new" data-event-name="link_click" data-event-parameters='{ "link_name": "main-menu.aaq-step-1", "link_detail": "view-all" }'> View all </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="/en-US/contribute" data-event-name="link_click" data-event-parameters='{"link_name": "main-menu.contribute.contribute-home"}'> Contribute </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="/en-US/search/" method="get" class="simple-search-form"> <input type="hidden" name="product" value="firefox" /> <input spellcheck="true" type="search" autocomplete="off" name="q" aria-required="true" placeholder="Search questions, articles, or topics (example: saving passwords in Firefox)" class="searchbox" id="search-q" /> <button type="submit" title="Search" class="search-button">Search</button> </form> </li> <li class="mzp-c-menu-category logged-out-button-row "> <a rel="nofollow" href="/en-US/users/auth" class="sumo-button secondary-button button-lg" data-event-name="link_click" data-event-parameters='{"link_name": "main-menu.sign-in-up"}'> Sign In/Up </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="/en-US/search/" method="get" class="simple-search-form"> <input type="hidden" name="product" value="firefox" /> <input spellcheck="true" type="search" autocomplete="off" name="q" aria-required="true" placeholder="Search questions, articles, or topics (example: saving passwords in Firefox)" class="searchbox" id="search-q" /> <button type="submit" title="Search" class="search-button">Search</button> </form> </nav> </div> </div> </div> </div> </header>  <div class="home-search-section sumo-page-section--lg shade-bg hidden-search-masthead"> <div class="mzp-l-content narrow"> <div class="home-search-section--content"> <h4 class="sumo-page-heading-xl">Search Support</h4> <form data-instant-search="form" id="hidden-search" action="/en-US/search/" method="get" class="simple-search-form"> <input type="hidden" name="product" value="firefox" /> <input spellcheck="true" type="search" autocomplete="off" name="q" aria-required="true" placeholder="Search questions, articles, or topics (example: saving passwords in Firefox)" class="searchbox" id="search-q" /> <button type="submit" title="Search" class="search-button">Search</button> </form> </div> </div> </div> <div class="mzp-l-content " id="main-content"> <div class="sumo-page-section--inner"> <div class="breadcrumbs" id="main-breadcrumbs"> <ol id="breadcrumbs" class="breadcrumbs--list"> <li><a href="/en-US/">Home</a></li> <li><a href="/en-US/products/firefox">Firefox</a></li> <li><a href="/en-US/products/firefox/privacy-and-security/tracking-protection">Tracking protection</a></li> <li>Clear cookies and site data in Firefox</li> </ol> </div> <div class="sumo-l-two-col "> <aside id="aside" class="sumo-l-two-col--sidebar"> <div class="search-form-sidebar large-only"> <form data-instant-search="form" id="support-search-sidebar" action="/en-US/search/" method="get" class="simple-search-form"> <input type="hidden" name="product" value="firefox" /> <input spellcheck="true" type="search" autocomplete="off" name="q" aria-required="true" placeholder="Search questions, articles, or topics (example: saving passwords in Firefox)" class="searchbox" id="search-q" /> <button type="submit" title="Search" class="search-button">Search</button> </form> </div> <div class="aaq-widget card is-inverse elevation-01 text-center radius-md"> <h2 class="card--title has-bottom-margin"> <svg class="card--icon-sm" width="24px" height="24px" viewBox="0 0 24 24" xmlns="http://www.w3.org/2000/svg"> <g stroke="none" stroke-width="1" fill="none" fill-rule="evenodd" stroke-linecap="round" stroke-linejoin="round"> <g transform="translate(2.000000, 1.878680)" stroke="#FFFFFF" stroke-width="2"> <path d="M9,1.12132031 L2,1.12132031 C0.8954305,1.12132031 5.32907052e-15,2.01675081 5.32907052e-15,3.12132031 L5.32907052e-15,15.1213203 C5.32907052e-15,16.2258898 0.8954305,17.1213203 2,17.1213203 L11,17.1213203 L13,21.1213203 L15,17.1213203 L17,17.1213203 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Continue to ask your question and get help.</p> <a class="sumo-button primary-button feature-box" href="/en-US/kb/get-community-support?exit_aaq=1" data-event-name="link_click" data-event-parameters='{ "link_name": "aaq-widget.community-support.kb-article", "link_detail": "None" }'> Continue </a> </div> <nav id="doc-tools"> <ul class="sidebar-nav sidebar-folding"> <li id="editing-tools-sidebar"> <span class="details-heading"></span> <ul class="sidebar-nav--list"> <li> <section class="showfor" id="showfor-panel"> <script type="application/json" class="showfor-data"> {"products": [{"title": "Firefox", "slug": "firefox", "platforms": ["win8", "win7", "winxp", "mac", "linux", "win10", "win11"], "visible": true}], "versions": {"firefox": [{"name": "Version 134", "slug": "fx134", "product": "firefox", "default": false, "min_version": 134.0, "max_version": 135.0, "visible": true}, {"name": "Version 133", "slug": "fx133", "product": "firefox", "default": false, "min_version": 133.0, "max_version": 134.0, "visible": true}, {"name": "Version 132", "slug": "fx132", "product": "firefox", "default": true, "min_version": 132.0, "max_version": 133.0, "visible": true}, {"name": "Version 131", "slug": "fx131", "product": "firefox", "default": false, "min_version": 131.0, "max_version": 132.0, "visible": true}, {"name": "Version 130", "slug": "fx130", "product": "firefox", "default": false, "min_version": 130.0, "max_version": 131.0, "visible": true}, {"name": "Version 129", "slug": "fx129", "product": "firefox", "default": false, "min_version": 129.0, "max_version": 130.0, "visible": true}, {"name": "Version 128", "slug": "fx128", "product": "firefox", "default": false, "min_version": 128.0, "max_version": 129.0, "visible": true}, {"name": "Version 127", "slug": "fx127", "product": "firefox", "default": false, "min_version": 127.0, "max_version": 128.0, "visible": true}, {"name": "Version 126", "slug": "fx126", "product": "firefox", "default": false, "min_version": 126.0, 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"visible": false}, {"name": "Version 13", "slug": "fx13", "product": "firefox", "default": false, "min_version": 13.0, "max_version": 14.0, "visible": false}, {"name": "Version 12", "slug": "fx12", "product": "firefox", "default": false, "min_version": 12.0, "max_version": 13.0, "visible": false}, {"name": "Version 11", "slug": "fx11", "product": "firefox", "default": false, "min_version": 11.0, "max_version": 12.0, "visible": false}, {"name": "Version 10 (ESR)", "slug": "fx10", "product": "firefox", "default": false, "min_version": 10.0, "max_version": 11.0, "visible": false}, {"name": "Version 9", "slug": "fx9", "product": "firefox", "default": false, "min_version": 9.0, "max_version": 10.0, "visible": false}, {"name": "Version 8", "slug": "fx8", "product": "firefox", "default": false, "min_version": 8.0, "max_version": 9.0, "visible": false}, {"name": "Version 7", "slug": "fx7", "product": "firefox", "default": false, "min_version": 7.0, "max_version": 8.0, "visible": false}, {"name": "Version 6", "slug": "fx6", "product": "firefox", "default": false, "min_version": 6.0, "max_version": 7.0, "visible": false}, {"name": "Version 5", "slug": "fx5", "product": "firefox", "default": false, "min_version": 5.0, "max_version": 6.0, "visible": false}, {"name": "Version 4", "slug": "fx4", "product": "firefox", "default": false, "min_version": 4.0, "max_version": 5.0, "visible": false}, {"name": "Version 117", "slug": "fx117", "product": "firefox", "default": false, "min_version": -1.0, "max_version": 1.0, "visible": false}]}, "platforms": {"firefox": [{"name": "Linux", "slug": "linux", "visible": true}, {"name": "Mac", "slug": "mac", "visible": true}, {"name": "Windows XP", "slug": "winxp", "visible": true}, {"name": "Windows 7/Vista", "slug": "win7", "visible": true}, {"name": "Windows 8", "slug": "win8", "visible": true}, {"name": "Windows 10", "slug": "win10", "visible": true}, {"name": "Windows 11", "slug": "win11", "visible": true}]}} </script> <h3 class="sidebar-subheading force-top-margin">Customize this article</h3> <div class="product" data-product="firefox"> <div class="field checkbox is-condensed"> <input type="checkbox" id="id_firefox" checked value="product:firefox" /> <label for="id_firefox">Firefox</label> </div> <div class="selectbox-wrapper"> <select class="version"> <option value="version:fx134" data-min="134.0" data-max="135.0" > Version 134 </option> <option value="version:fx133" data-min="133.0" data-max="134.0" > Version 133 </option> <option value="version:fx132" data-min="132.0" data-max="133.0" selected> Version 132 </option> <option value="version:fx131" data-min="131.0" data-max="132.0" > Version 131 </option> <option value="version:fx130" data-min="130.0" data-max="131.0" > Version 130 </option> <option value="version:fx129" data-min="129.0" data-max="130.0" > Version 129 </option> <option value="version:fx128" data-min="128.0" data-max="129.0" > Version 128 </option> <option value="version:fx127" data-min="127.0" data-max="128.0" > Version 127 </option> <option value="version:fx126" data-min="126.0" data-max="127.0" > Version 126 </option> <option value="version:fx125" data-min="125.0" data-max="126.0" > Version 125 </option> <option value="version:fx124" data-min="124.0" data-max="125.0" > Version 124 </option> <option value="version:fx123" data-min="123.0" data-max="124.0" > Version 123 </option> <option value="version:fx122" data-min="122.0" data-max="123.0" > Version 122 </option> <option value="version:fx121" data-min="121.0" data-max="122.0" > Version 121 </option> <option value="version:fx120" data-min="120.0" data-max="121.0" > Version 120 </option> <option value="version:fx119" data-min="119.0" data-max="120.0" > Version 119 </option> <option value="version:fx118" data-min="118.0" data-max="119.0" > Version 118 </option> <option value="version:fx117" data-min="117.0" data-max="118.0" > Version 117 </option> <option value="version:fx116" data-min="116.0" data-max="117.0" > Version 116 </option> <option value="version:fx115" data-min="115.0" data-max="116.0" > Version 115 </option> </select> </div> <div class="selectbox-wrapper"> <select class="platform"> <option value="platform:win8" > Windows 8 </option> <option value="platform:win7" > Windows 7/Vista </option> <option value="platform:winxp" > Windows XP </option> <option value="platform:mac" > Mac </option> <option value="platform:linux" > Linux </option> <option value="platform:win10" > Windows 10 </option> <option value="platform:win11" > Windows 11 </option> </select> </div> </div> </section> </li> </ul> </li> </ul> </nav> <div class="document-vote--sidebar-wrap"> <div class="document-vote elevation-01 text-center"> <form class="document-vote--form helpful" action="/en-US/kb/clear-cookies-and-site-data-firefox/vote" method="post"> <input type='hidden' name='csrfmiddlewaretoken' value='uHDP7PFXzrLVv02tUk3d0KcXucFM7OrHU0YBJtOJWFVgpxUb0NDEkR7ifzKQlNGF' /> <h4 class="document-vote--heading">Was this article helpful?</h4> <div class="document-vote--buttons"> <input type="hidden" name="revision_id" value="281991" /> <input type="hidden" name="source" value="footer" /> <button type="submit" class="btn helpful-button" name="helpful"><span class="hidden-text">Yes</span>👍</button> <button type="submit" class="btn not-helpful-button" name="not-helpful"><span class="hidden-text">No</span>👎</button> <img class="wait" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/spinner.18d6c26adc937688.gif" alt="Please wait..." /> </div> </form> </div> </div> </aside> <main role="main" class="sumo-l-two-col--main"> <section id="document-list"> <header class="sumo-article-header kb-header"> <div class="sumo-article-header--text"> <div class="documents-product-title"> <a href="/en-US/products/firefox" title="Firefox"> <img src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/products/2020-04-14-08-36-13-8dda6f.png" height="48" width="48" alt="" /> </a> <div class="firefox-download-button hidden"> <div class="download-buttons"> <div class="download-firefox"> <a href="https://www.mozilla.org/firefox/new/?utm_source=support.mozilla.org&utm_medium=referral&utm_campaign=non-fx-button&utm_content=body-download-button" class="download-button sumo-button primary-button button-lg"> Download Firefox </a> <ul class="download-info text-body-xs"> <li><a href="https://www.mozilla.org/firefox/all/">Systems and Languages</a></li> <li><a href="https://www.mozilla.org/firefox/notes">What's New</a></li> <li><a href="https://www.mozilla.org/legal/privacy/firefox">Privacy</a></li> </ul> </div> </div> </div> </div> <h1 class="sumo-page-heading">Clear cookies and site data in Firefox</h1> </div> </header> <article class="wiki-doc"> <div id="document_metadata" class="has-border-bottom"> <span class="product tooltip-container"> Firefox <span class="tooltip">Firefox</span> </span> <span class="last-updated"> <img class="pencil" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/pencil.e33c563f24c4f989.svg" /> <strong>Last updated:</strong> <span class="time"> <time datetime="2024-07-03T14:41:37.663329-07:00">7/3/24</time> </span> </span> <span class="helpful-info"> <img class="thumbsup" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/thumbs-up.2cbd5d41625a84a7.svg"/><span class="helpful-count">52%</span> of users voted this helpful </span> </div> <section id="doc-content" class="document--content "> <p><a href="/en-US/kb/cookies-information-websites-store-on-your-computer">Cookies</a> are stored on your computer by websites you visit and contain information such as site preferences or login status. This article describes how to delete Firefox cookies, other site data and <a href="http://wikipedia.org/wiki/Web_cache">cached web content</a>. </p> <ul><li> If you just want to clear the Firefox cache, see <a href="/en-US/kb/how-clear-firefox-cache">How to clear the Firefox cache</a>. </li><li> To clear your browsing history, cookies and temporarily cached files at once, see <a href="/en-US/kb/delete-browsing-search-download-history-firefox">Delete browsing, search and download history on Firefox</a>. </li><li> To prevent websites from storing cookies on your computer, see <a href="/en-US/kb/block-websites-storing-cookies-site-data-firefox">Block websites from storing cookies and site data in Firefox</a>. </li></ul> <div id="toc"><h2>Table of Contents</h2><ul><li class="toclevel-1"><a href="#w_clear-cookies-for-the-current-website"><span class="tocnumber">1</span> <span class="toctext">Clear cookies for the current website</span></a></li><li class="toclevel-1"><a href="#w_clear-cookies-for-any-website"><span class="tocnumber">2</span> <span class="toctext">Clear cookies for any website</span></a></li><li class="toclevel-1"><a href="#w_clear-all-cookies-site-data-and-cache"><span class="tocnumber">3</span> <span class="toctext">Clear all cookies, site data and cache</span></a></li><li class="toclevel-1"><a href="#w_clear-all-cookies-and-keep-other-data"><span class="tocnumber">4</span> <span class="toctext">Clear all cookies and keep other data</span></a></li></ul></div> <h1 id="w_clear-cookies-for-the-current-website">Clear cookies for the current website</h1> <p>To delete cookies and site data for a website you're currently visiting: </p> <ol><li>Click the padlock <img alt="Fx89Padlock" class="wiki-image frameless lazy" data-original-src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/gallery/images/2021-05-06-04-33-33-7bdc86.png" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/placeholder.688345f843bb37ed.gif" title=""> at the left of the address bar. <dl><dt><img alt="Clear cookies and site data" class="wiki-image frameless lazy" data-original-src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/gallery/images/2024-07-03-09-45-32-0a1041.png" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/placeholder.688345f843bb37ed.gif" width="500"> </dt></dl> </li><li>Click <span class="button">Clear Cookies and Site data</span>. </li></ol> <h1 id="w_clear-cookies-for-any-website">Clear cookies for any website</h1> <p>To delete cookies for any single website: </p> <ol><li> <span class="for" data-for="mac">In the Menu bar at the top of the screen, click <span class="menu">Firefox</span> and then select <span class="menu">Preferences</span> or <span class="menu">Settings</span>, depending on your macOS version.</span><span class="for" data-for="win,linux">Click the menu button <img alt="Fx89menuButton" class="wiki-image frameless lazy" data-original-src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/gallery/images/2021-05-15-11-18-38-e5b736.png" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/placeholder.688345f843bb37ed.gif" title=""> and select <span class="menu">Settings</span>.</span> </li><li> Select the <span class="menu">Privacy & Security</span> panel and go to the <strong>Cookies and Site Data</strong> section. <dl><dt><img alt="Fx79CookiesAndSiteData" class="wiki-image frameless lazy" data-original-src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/gallery/images/2021-04-05-16-05-52-24d89c.png" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/placeholder.688345f843bb37ed.gif" title=""> </dt></dl> </li><li> Click the <span class="button">Manage Data…</span> button. The <em>Manage Cookies and Site Data</em> dialog will appear. </li><li> In the <strong>Search websites</strong> field, type the name of the site whose cookies you want to remove. Items that match your search will be displayed. <dl><dt><img alt="ClearCookies" class="wiki-image frameless lazy" data-original-src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/gallery/images/2021-08-10-11-09-38-38488e.png" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/placeholder.688345f843bb37ed.gif" width="600"> </dt></dl> <ul><li> To remove all cookies and <a href="https://developer.mozilla.org/docs/Web/API/Storage_API">storage data</a> for the website, click <span class="button">Remove All Shown</span>. </li><li> To remove selected items, select an entry and click <span class="button">Remove Selected</span>. </li></ul> </li><li> Click <span class="button">Save Changes</span>. </li><li> In the <em>Removing Cookies and Site Data</em> confirmation dialog that opens, click <span class="button">OK</span>. </li><li> Close the about:preferences page. </li></ol> <p>To learn more about managing site data in Firefox, see <a href="/en-US/kb/storage">Manage local site storage settings</a> and <a href="https://blog.mozilla.org/security/2021/08/10/firefox-91-introduces-enhanced-cookie-clearing/">Enhanced Cookie Clearing</a>. </p> <div class="note"><strong>Note:</strong> You can use the <a href="https://firefox-source-docs.mozilla.org/devtools-user/storage_inspector/#Opening_the_Storage_Inspector">Storage Inspector</a> to remove individual cookies for a specific website, via the right-click context menu. To open the Storage Inspector, go to the menu button <img alt="Fx89menuButton" class="wiki-image frameless lazy" data-original-src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/gallery/images/2021-05-15-11-18-38-e5b736.png" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/placeholder.688345f843bb37ed.gif" title="">, click <span class="menu">More tools</span> and then click <span class="menu">Web Developer Tools</span> (or press <span class="for" data-for="win,linux"> <span class="key">Ctrl</span> + <span class="key">Shift</span> + <span class="key">I</span></span><span class="for" data-for="mac"><span class="key">Cmd</span> + <span class="key">Opt</span> + <span class="key">I</span></span> on the keyboard) and select <em>Storage</em>.</div> <h1 id="w_clear-all-cookies-site-data-and-cache">Clear all cookies, site data and cache</h1> <ol><li> <span class="for" data-for="mac">In the Menu bar at the top of the screen, click <span class="menu">Firefox</span> and then select <span class="menu">Preferences</span> or <span class="menu">Settings</span>, depending on your macOS version.</span><span class="for" data-for="win,linux">Click the menu button <img alt="Fx89menuButton" class="wiki-image frameless lazy" data-original-src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/gallery/images/2021-05-15-11-18-38-e5b736.png" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/placeholder.688345f843bb37ed.gif" title=""> and select <span class="menu">Settings</span>.</span> </li><li> Select the <span class="menu">Privacy & Security</span> panel and go to the <strong>Cookies and Site Data</strong> section. </li><li> Click the <span class="button">Clear Data…</span> button. The <span class="for" data-for="not fx128"><em>Clear Data</em></span><span class="for" data-for="fx128"><em>Clear browsing data and cookies</em></span> dialog will appear. <dl><dt> <span class="for" data-for="not fx128"><img alt="Fx115CookiesAndSiteData-ClearData" class="wiki-image frameless lazy" data-original-src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/gallery/images/2023-07-18-02-50-43-e9023e.png" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/placeholder.688345f843bb37ed.gif" title=""></span><span class="for" data-for="fx128"><img alt="Clear cookies and site data dialog 3" class="wiki-image frameless lazy" data-original-src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/gallery/images/2024-07-03-14-35-59-540598.png" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/placeholder.688345f843bb37ed.gif" width="500"></span> </dt></dl> </li><li><span class="for" data-for="not fx128">Check <em>Cookies and Site Data</em> to remove login status and site preferences and <em>Cached Web Content</em> to remove stored images, scripts and other cached content.</span><span class="for" data-for="fx128">Ensure <em>Cookies and data site</em> and <em>Temporary cached files and pages</em>are checked.</span> </li><li> Click <span class="button">Clear</span>. </li></ol> <h1 id="w_clear-all-cookies-and-keep-other-data">Clear all cookies and keep other data</h1> <p>To delete only cookies while keeping other data, do the following: </p> <ol><li> Click the menu button <img alt="Fx89menuButton" class="wiki-image frameless lazy" data-original-src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/gallery/images/2021-05-15-11-18-38-e5b736.png" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/placeholder.688345f843bb37ed.gif" title="">, click <span class="menu">History</span> and then click <span class="menu">Clear Recent History…</span>. </li><li> Set <span class="for" data-for="not fx128"><strong>Time range to clear:</strong></span><span class="for" data-for="fx128"><strong>When:</strong></span> to <strong>Everything</strong>. </li><li> Select <span class="for" data-for="not fx128"><strong>Cookies</strong></span><span class="for" data-for="fx128"><strong>Cookies and site data</strong></span> and make sure that other items you want to keep are not selected. <dl><dt><span class="for" data-for="not fx128"><img alt="Fx115ClearAllHistory-cookies" class="wiki-image frameless lazy" data-original-src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/gallery/images/2023-10-01-16-26-08-306147.png" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/placeholder.688345f843bb37ed.gif" title=""></span><span class="for" data-for="fx128"><img alt="Clear cookies and site data dialog" class="wiki-image frameless lazy" data-original-src="https://assets-prod.sumo.prod.webservices.mozgcp.net/media/uploads/gallery/images/2024-07-03-09-48-55-d89926.png" src="https://assets-prod.sumo.prod.webservices.mozgcp.net/static/placeholder.688345f843bb37ed.gif" width="400"></span> </dt></dl> </li><li> Click <span class="for" data-for="not fx128"><span class="button">Clear Now</span></span> <span class="for" data-for="fx128"><span class="button">Clear</span></span> to clear all cookies and close the <span class="for" data-for="not fx128">Clear All History</span><span class="for" data-for="fx128">Clear browsing data and cookies</span> window. </li></ol> </section> <p class="share-link"> <br/> Share this article: <a href="https://mzl.la/3vVeO8Y">https://mzl.la/3vVeO8Y</a> </p> </article> <section class="sumo-page-section hide-on-large"> <div class="document-vote elevation-01 text-center"> <form class="document-vote--form helpful" action="/en-US/kb/clear-cookies-and-site-data-firefox/vote" method="post"> <input 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