Download Firefox Systems and Languages What's New Privacy Give Firefox a tune up Refresh Firefox How does it work? Download a fresh copy Troubleshooting Discover solutions for common issues and explore best practices to diagnose and resolve problems. All All articles and threads In English Website will not allow Firefox to display the page if another site has embedded it How to troubleshoot time related errors on secure websites Refresh Firefox - reset add-ons and settings How to troubleshoot security error codes on secure websites Task Manager - see whether tabs or extensions are slowing down Firefox How to disable the Enterprise Roots preference I'm having problems with my Mozilla account How do I report a broken site in Firefox desktop? Recover user data missing after Firefox update How to reset the default user agent on Firefox Rate your Firefox experience, surveys and out of date messages (Heartbeat) Total Cookie Protection and website breakage FAQ I'm having problems confirming my Mozilla account Drag and Drop errors with Firefox Launcher Process enabled and Windows UAC disabled - How to Fix How to pin and unpin Firefox from the taskbar on Windows 10 and Windows 11 X-Mouse Button Control in Firefox 110 Use the Troubleshooting Information page to help fix Firefox issues I've lost my Firefox Sync account information - What to do Playing 4K (Ultra-High Definition) YouTube videos in Firefox What happened to Firefox Send? Certificate contains the same serial number as another certificate Disable Firefox Sync on a lost phone or tablet Sign up for Pocket with your Mozilla account Can I use my screen reader with the new Firefox? Videos don't have sound on Citrix Facebook Container isn't working Firefox keeps asking me for Primary Password Solutions for "Can not create temp folder archive" error when installing Firefox (Windows 10) Identify problems caused by third-party modules in Firefox for Windows Difficulties opening or using a website in Firefox 100 Firefox hangs when copying with Suggested Actions enabled on Windows 11 - What to do Why aren’t my add-ons working on some websites? What do the SSLv3 error messages mean on Firefox? Sign in to Pocket with your Mozilla account Accessibility not available during multi-process support Re-enable multi-process support disabled by Windows utilities 64-bit Firefox crashes with Citrix's XenApp VM I can’t play audio on a Remote Desktop Connection File system paths on Linux are always treated as UTF-8 Why is each open Firefox tab showing up in the Windows volume mixer? Unable to download files in Windows 10 when Parental Controls are on Workaround to make Estonian Smartcards work in Firefox 76+ Compatibility with Exploit protection on Windows CCleaner is deleting Firefox extension settings in Firefox 79 How to fix an error when trying to open Telegram or Slack on Firefox Troubleshoot Firefox crashes (closing or quitting unexpectedly) What to do when searches take you to the wrong search website Firefox is stuck in Troubleshoot Mode Firefox repeatedly opens empty tabs or windows after you click on a link Reset your Primary Password if you've forgotten it Fix video and audio problems on Firefox for Windows N editions Fix printing problems in Firefox Problems with email and how to find help Wrong home page opens when I start Firefox - How to fix Avoid crashes - Tips and tricks Latest Firefox issues Firefox keeps crashing at startup Home page with pipe character opens extra tabs when Firefox starts Can't add, change or save bookmarks - How to fix How to run Firefox when your profile is missing or inaccessible