common forum responses

Note: This document is used as a listing for the canned responses tool. See the Create or improve common forum responses article for guidelines.

Forum information and requests

Volunteers (and how to submit feedback)

Forum Response - Off topic and unrelated question

Problem Resolved

Create A New Thread

Create a screenshot

Premium product redirect

Firefox Desktop


Blocked Add-ons

Uninstalling an extension

Switch to previous theme

Search and homepage issues caused by add-on issues

Settings for themes

Containers add-ons may reset

Confirm default search engine (add-on prompt)


Remove Other Bookmarks folder from the Bookmarks Toolbar (Firefox 84 and above)

Lost Bookmarks

Recover bookmarks and other profile data missing after update

Add Bookmarks Menu toolbar icon to show missing bookmark folders

Cache and Cookies

Clear cache and cookies

Reload a site and bypass the cache

Common troubleshooting steps

Start Firefox in Troubleshoot Mode

Disable hardware acceleration in Firefox

Get troubleshooting information

Clean reinstall of Firefox

Refresh Firefox - reset defaults


Firefox crashes

Firefox crashes when you open it (Windows)

Firefox crashes when you open it (Mac)


Zoom feature

Missing toolbar and customizing Firefox

Turn off Firefox automatic update

I found a fake Firefox update

Malware (Windows Only)

Disable JavaScript

Mixed Content

Websites will not load after Firefox update

Choose another PDF reader

Advanced Customization and Configuration

Open about_config (Firefox Configuration Editor)

about:config warning

userChrome.css or userContent.css warning

Hot Topics

Shield Study Opt in/out Option

Antiracist Pocket stories and messages from Firefox

Lockwise/Firefox asks for OS login when accessing passwords

Search study - September 2021

Download Token

X-Mouse Button Control in Firefox 110

Flash Plugin

Flash End of Life

Why you shouldn't worry about Flash End of Life

Printing and print preview

Check print margins

Print preview issue in 81

Add Yahoo Search to Firefox

Search Hijacker

Changing default search engine

Website breakage

Turn off Enhanced Tracking Protection (ETP) for a website

Site breakage troubleshooting

Firefox for Android

Basic Browsing Issues on Firefox for Android

Firefox for Android crash report

Firefox for Android homepage customization

Add ons problems and requests on Firefox for Android

Feature requests on Firefox for Android

Firefox for iOS

Customize Firefox for iOS homepage

Firefox for iOS add-ons support

Sponsored content on Firefox for iOS

Adblock on Firefox for iOS

Firefox for iOS crash report

Firefox Focus

Firefox Focus basic browsing


Room capacity

Room duration

Videos and presentations in Hubs

Saving a Hubs chat

Hubs compatibility

Disappearing lines in Hubs

Custom scenes, avatars and developer info

Connection, audio and video issues


Clean Reinstall (Thunderbird)

Troubleshooting Thunderbird using Safe Mode

Asking for Troubleshooting Information (Thunderbird)

Missing email (Thunderbird)

Mozilla account and Sync

Mozilla account contact form

Sync not a backup service

Forced Sync after a failed Sync

Unauthorized access to Mozilla accounts and Sync

Decommissioned products

Firefox Private Network

Firefox Private Network end of support

Firefox Lite

Firefox Lite end of support

Firefox for Amazon

Firefox for Amazon end of support

Firefox Better Web

Firefox Better Web with Scroll

Firefox Send and Firefox Notes

Firefox Send and Firefox Notes Decommission

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