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Refresh Firefox - reset add-ons and settings

Avoid and report Mozilla tech support scams

Why do Java, Silverlight, Adobe Acrobat and other plugins no longer work?

What happened to Firefox Send?

Use the Troubleshooting Information page to help fix Firefox issues

Rate your Firefox experience, surveys and out of date messages (Heartbeat)

How to troubleshoot security error codes on secure websites

Certificate Pinning Reports

How to fix Pocket login issues

Unable to download files in Windows 10 when Parental Controls are on

Hardware acceleration and WindowBlinds causes Firefox to crash

What do the SSLv3 error messages mean on Firefox?

How to troubleshoot time related errors on secure websites

Lastpass was disabled after updating Firefox

Accessibility not available during multi-process support

Re-enable multi-process support disabled by Windows utilities

Streaks, smeared lines or blurry web pages while scrolling on Firefox

64-bit Firefox crashes with Citrix's XenApp VM

How to reset the default user agent on Firefox

How to disable the Enterprise Roots preference

Why is each open Firefox tab showing up in the Windows volume mixer?

Compatibility with Exploit protection in Windows 10

Website will not allow Firefox to display the page if another site has embedded it

Firefox keeps asking me for Primary Password

CCleaner is deleting Firefox extension settings in Firefox 79

What to do when searches take you to the wrong search website

Firefox crashes - Troubleshoot, prevent and get help fixing crashes

Firefox repeatedly opens empty tabs or windows after you click on a link

Firefox is stuck in Safe Mode

Reset your Primary Password if you've forgotten it

Fix video and audio playback problems on Firefox for Windows

Avoid crashes - Tips and tricks

Problems with email and how to find help

Firefox keeps crashing at startup

Wrong home page opens when I start Firefox - How to fix

How do I submit a bug for Firefox Sync?

Fix printing problems in Firefox

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

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