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.


Installing an extension

Uninstalling an extension

Switch to previous theme

Add-ons disabled or failing to install

Hotfix not received

Search and homepage issues caused by add-on issues

Settings for themes

Containers add-ons may reset

Add-ons disappeared or show up as unsupported

Add-ons fix for older versions of Firefox


Lost Bookmarks

Bookmark folders missing

Cache and Cookies

Clear cache and cookies

Reload a site and bypass the cache

Common troubleshooting steps

Starting Firefox in Safe Mode

Disable hardware acceleration in Firefox

Get troubleshooting information

Clean reinstall (Firefox)

Refresh Firefox - reset defaults


Firefox crashes

Firefox crashes when you open it (Windows)

Firefox crashes when you open it (Mac)

Forum information or requests


Problem Resolved

Create A New Thread


Opening the Firefox configuration

Zoom feature

I-icon in address bar

Creating a screenshot

Missing Toolbar

64 bit Firefox on Windows

Turning off automatic Firefox update

Malware (Windows Only)

Disable Javascript

Mixed Content

Firefox Monitor test

Hot Topics

Recover bookmarks and other profile data after update

Websites will not load after Firefox update

Shield Study Opt in/out Option

I found a fake Firefox update

Firefox Sync Verification Email FAQs

Unauthorized access to Firefox Accounts and Sync

Enhanced Tracking Protection (ETP)

Quantum Default Homepage

Quantum's New Look, Where can I find ...


Flash End of Life

Flash problems

Disable hardware acceleration in Flash Player

Choose another PDF reader

Printing and print preview

Check print margins

Add Yahoo Search to Firefox

Search Hijacker

Changing default search engine

Firefox for Android

Clear cache and cookies (Android)

Add Quit back (Android)

No Firefox for Symbian, Windows Phone, etc (Android)

Customizing the start screen (home page) (Android)

Turn on Family Friendly Browsing (Android)

Firefox for iOS

Forum response - Missing bookmark star on iOS


Clean Reinstall (Thunderbird)

Troubleshooting Thunderbird using Safe Mode

Asking for Troubleshooting Information (Thunderbird)

Missing email (Thunderbird)

Firefox Private Network

Report issues/feedback

Using Private Network while traveling

Compatible devices

Is it safe to shop or bank online with Private Network?

Is Private Network free?

How is Private Network different from incognito mode or private browsing?

How is Private Network different from a VPN?

What does Private Network protect me against?

Will I have to pay for Firefox Private Network?

Firefox Sync

Sync not a backup service

Forced Sync after a failed Sync

// These fine people helped write this article:AliceWyman, Kadir Topal, Tonnes, Michele Rodaro, user66338, Noah_SUMO, Roland Tanglao, Andrew, John99, Toad-Hall, Nathan2055, Safwan Rahman, Matt, Tyler Downer, Madasan, Ralph Daub, Amit Kumar Thakur, Wesley Branton, kobe, user917725, Meghraj Suthar, guigs, Joni, Seburo. You can help too - find out how.

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