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Troubleshooting

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How to troubleshoot time related errors on secure websites

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

How to troubleshoot security error codes on secure websites

Refresh Firefox - reset add-ons and settings

Task Manager - see whether tabs or extensions are slowing down Firefox

How to disable the Enterprise Roots preference

Rate your Firefox experience, surveys and out of date messages (Heartbeat)

How do I report a broken site in Firefox desktop?

How to reset the default user agent on Firefox

What happened to Firefox Send?

Use the Troubleshooting Information page to help fix Firefox issues

What do the SSLv3 error messages mean on Firefox?

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

Firefox keeps asking me for Primary Password

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

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

Solutions for "Can not create temp folder archive" error when installing Firefox (Windows 10)

Troubleshoot Firefox auto-update issues caused by NordVPN's Web Protection

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 printing problems in Firefox

Firefox keeps crashing at startup

Fix video and audio problems on Firefox for Windows N editions

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

Avoid crashes - Tips and tricks

Latest Firefox issues

Problems with email and how to find help

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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