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Article Visits Status
Get started with Firefox - An overview of the main features 1,593,048
Insecure password warning in Firefox 1,319,524
Add-on signing in Firefox 735,563
Refresh Firefox - reset add-ons and settings 696,613
How to change your default browser in Windows 10 677,863
Update Firefox to the latest release 605,742
What do the security warning codes mean? 575,994
New in Thunderbird 60 451,019
Customize the Firefox Homepage 308,568
Review Needed
Important - Firefox has ended support for Windows XP and Vista 305,231
Firefox add-on technology is modernizing 168,899
Web Push notifications in Firefox 168,589
Why do I have to click to activate plugins? 163,494
Firefox options, preferences and settings 160,307
Firefox Page Info window 143,256
Customize Firefox controls, buttons and toolbars 123,201
How to troubleshoot security error codes on secure websites 122,891
Add-ons disabled or fail to install on Firefox 107,914
Install Firefox on Linux 105,268
Why do Java, Silverlight, Adobe Acrobat and other plugins no longer work? 85,358
How to troubleshoot time related errors on secure websites 81,128
Cookies - Information that websites store on your computer 68,520
Mixed content blocking in Firefox 60,278
Enable and disable cookies that websites use to track your preferences 58,968
Clear cookies and site data in Firefox 55,990
New in Thunderbird 52.0 54,491
How to set the home page 52,837
Fix "The bookmarks and history system will not be functional" error message 51,739
Content blocking 51,407
Watch DRM content on Firefox 50,993
Keyboard shortcuts - Perform common Firefox tasks quickly 50,294
Add-on signing in Firefox for Android 48,827
Firefox's performance settings 46,095
Private Browsing on Firefox for Android 45,608
Manage local site storage settings 45,494
Snippets in Firefox FAQ 42,935
What's new in Firefox for iOS 16 41,637
What's new in Firefox Focus for iOS (version 8) 40,720
Review Needed
Make Firefox the default browser on Android 40,102
Review Needed
Find what version of Firefox you are using 37,718
How to clear the Firefox cache 37,596
Connection settings in Firefox 37,526
Update to the latest version of Firefox for Android 37,399
Review Needed
Built-in themes in Firefox - alternative to complete themes 36,852
Profiles - Where Firefox stores your bookmarks, passwords and other user data 35,597
Install an older version of Firefox 35,508
Does Firefox share my location with websites? 35,486
Review Needed
Filelink for Large Attachments 35,381
What happened to my Live Bookmarks? 35,022
Private Browsing - Use Firefox without saving history 34,994
Review Needed
New in Thunderbird 45.0 34,953
What is the Accessibility Service Indicator? 34,525
How do I turn on the Do Not Track feature? 31,107
Rate your Firefox experience, surveys and out of date messages (Heartbeat) 30,009
How to download and install Firefox on Windows 29,900
Review Needed
Permission request messages for Firefox extensions 28,407
Make Firefox your default browser 28,269
An extension changed my home page 27,872
About the New Tab page 27,427
Configuration Editor for Firefox 27,229
Delete browsing, search and download history on Firefox 26,680
Find and install add-ons to add features to Firefox 25,379
Review Needed
Password Manager - Remember, delete, change and import saved passwords in Firefox 24,296
Disable or remove Add-ons 23,591
Pop-up blocker settings, exceptions and troubleshooting 23,422
Review Needed
Choose display languages for multilingual web pages 22,764
How to download and install Firefox on Mac 22,470
Review Needed
Secure connection failed and Firefox did not connect 21,748
How does built-in Phishing and Malware Protection work? 21,324
Review Needed
Extensions in Private Browsing 19,456
Recommendations from Firefox 19,218
Fix video and audio playback problems on Firefox for Windows 18,164
Use the Profile Manager to create and remove Firefox profiles 17,568
Export Firefox bookmarks to an HTML file to back up or transfer bookmarks 17,017
Change your default search settings in Firefox 16,947
Tracking Protection in Firefox for Android 16,901
Review Needed
Unable to install add-ons (extensions or themes) 15,822
Review Needed
Restore bookmarks from backup or move them to another computer 15,576
Review Needed
Install the Flash plugin to view videos, animations and games 15,399
About Studies 14,583
Back up and restore information in Firefox profiles 14,396
Set Adobe Flash to "click to play" on Firefox 14,337
New in Thunderbird 38.0 13,972
Flash Plugin - Keep it up to date and troubleshoot problems 13,584
Recover lost or missing Bookmarks 12,842
Firefox menu icon is missing on Android - how to access the menu 12,729
Use Firefox in another language 12,592
Review Needed
Tracking Protection in Firefox for iOS 12,515
Import bookmarks from Google Chrome 12,485
Troubleshoot Firefox issues using Safe Mode 12,296
The Flash plugin is blocked on some sites by default 11,777
Troubleshoot and diagnose Firefox problems 10,990
Review Needed
Personalized extension recommendations 10,967
Recovering important data from an old profile 10,820
Firefox can't load websites but other browsers can 10,608
Firefox uses too much memory (RAM) - How to fix 10,583
Bookmarks in Firefox 10,488
Moving Thunderbird Data to a New Computer 10,487
What happened to Tracking Protection? 10,280
Bookmarks Toolbar - Display your favorite websites at the top of the Firefox window 10,153
Automatically fill in your address on web forms 9,999
Review Needed
Fix common audio and video issues 9,845
Ignoring threads 9,812
How do I set up Sync on my computer? 9,761
Awesome Bar - Search your Firefox bookmarks, history and tabs from the address bar 9,153
Firefox hangs or is not responding - How to fix 9,106
Managing devices using Firefox Accounts 9,027
Restore previous session - Configure when Firefox shows your most recent tabs and windows 9,000
Mixed content blocker in Firefox for Android 8,898
Firefox support has ended for Mac OS X 10.6, 10.7 and 10.8 8,598
Profiles - Where Thunderbird stores your messages and other user data 8,557
Clear your browsing history and other personal data on Firefox for Android 8,344
Review Needed
What's new in Firefox for iOS version 14 8,182
Warning Unresponsive script - What it means and how to fix it 7,962
Upgrade your graphics drivers to use hardware acceleration and WebGL 7,865
I'm having problems with my Firefox Account 7,843
Private Browsing in Firefox for iOS 7,835
Uninstall Firefox from your computer 7,825
Firefox won't start - find solutions 7,716
Reset Firefox preferences to troubleshoot and fix problems 7,661
Install Firefox on an Android device using Google Play 7,646
Review Needed
Use Firefox for Android to send videos to your Roku 7,591
Review Needed
Restore the Menu bar in Firefox 7,587
Change what Firefox does when you click on or download a file 7,472
Import Bookmarks from an HTML file 7,458
Use themes to change the look of Firefox 7,458
Troubleshoot extensions, themes and hardware acceleration issues to solve common Firefox problems 7,444
Send usage data from Firefox on mobile devices 7,409
Sync bookmarks, tabs, history and passwords on Android 7,342
Websites say cookies are blocked - Unblock them 7,248
Firefox Screenshots 7,112
How do I tell if my connection to a website is secure? 7,109
Troubleshoot Firefox issues caused by malware 7,069
Use the Troubleshooting Information page to help fix Firefox issues 6,969
Search the Web on Firefox 6,922
Review Needed
Websites don't load - troubleshoot and fix error messages 6,904
Import Bookmarks and personal data from another browser 6,841
Quick fixes if your Firefox slows down 6,833
JavaScript settings and preferences for interactive web pages 6,599
Usernames and passwords are not saved 6,512
How to add translate feature to Firefox 6,481
Review Needed
Install Firefox on your phone or tablet 6,479
Review Needed
View PDF files in Firefox 6,465
Where to find and manage downloaded files in Firefox 6,440
Import Internet Explorer Favorites from another computer 6,351
Thunderbird and Gmail 6,298
Control Center - manage site privacy and security controls 6,127
Frequently asked questions - Firefox add-on technology is modernizing 6,056
Secure your Firefox Account with two-step authentication 6,001
Review Needed
Firefox uses too many CPU resources - How to fix 5,863
Can't add, change or save bookmarks - How to fix 5,855
Create a desktop shortcut to a website 5,781
Multi-Account Containers 5,674
Change the Homepage to a specific page 5,588
Fix printing problems in Firefox 5,515
Send plugin crash reports to help Mozilla improve Firefox 5,500
Will Firefox work on my mobile device? 5,448
Add-ons that cause stability or security issues are put on a blocklist 5,270
Customizing Firefox Using Group Policy (Windows) 5,242
Add or remove a search engine in Firefox 5,218
Switching from Chrome to Firefox 5,154
Search suggestions in Firefox 5,057
Allow or block media autoplay in Firefox 5,051
Review Needed
Font size and zoom - increase the size of web pages 5,024
What to do if Firefox won't play any sounds 4,963
Signatures 4,830
Cannot send messages 4,799
Change the fonts and colors websites use 4,794
Manual Account Configuration 4,794
What to do if you can't download or save files 4,777
Disable third-party cookies in Firefox to stop some types of tracking by advertisers 4,723
How to disable the built-in PDF viewer and use another viewer 4,722
Customize the New Tab page 4,583
Password Manager - Remember, delete and change passwords in Thunderbird 4,567
Import Bookmarks from Internet Explorer or Microsoft Edge 4,532
Install Firefox on your iPad, iPhone or iPod 4,485
Deploy Firefox with MSI installers 4,484
Configure Windows Firewall to allow Firefox access to the Internet 4,472
Secure Website Certificate 4,166
Firefox crashes - Troubleshoot, prevent and get help fixing crashes 4,160
Server Not Found - Troubleshoot connection problems 4,094
What's new in Firefox for iOS 17 4,070
Remote Content in Messages 4,060
Re-enable add-ons that were disabled when updating Firefox 4,058
Access Mozilla Services with Firefox Account 4,007
Fix login issues on websites that require a username and password 4,002
Configure firewalls so that Firefox can access the Internet 3,935
Firefox and other browsers can't load websites 3,895
"Firefox is already running but is not responding" error message - How to fix it 3,889
Firefox takes a long time to start up 3,820
Control whether Firefox automatically fills in forms 3,791
Adobe Flash protected mode in Firefox 3,779
HTML5 audio and video in Firefox 3,771
Use Firefox for Android to send videos to Chromecast 3,721
Review Needed
Installing Thunderbird on Windows 3,617
Switch to Firefox Extended Support Release (ESR) for personal use 3,502
Cannot receive messages 3,500
How to switch from 32-bit to 64-bit Firefox 3,457
How to run Firefox when your profile is missing or inaccessible 3,453
How to stop Firefox from making automatic connections 3,409
Review Needed
Updating Thunderbird 3,402
How do I restore my tabs from last time? 3,365
Forget button - quickly delete your browsing history on Firefox 3,360
Review Needed
Switching to Thunderbird 3,314
Switch from POP to IMAP account 3,236
Using Lightning with Google Calendar 3,196
What's new in Firefox for iOS (version 15) 3,192
Review Needed
Firefox does not work - Common fixes to get you back up and running 3,187
Fix problems that cause images to not show 3,140
How do I copy and paste text on Android? 3,120
Remove a toolbar that has taken over your Firefox search or home page 3,105
Block websites from storing cookies and site data in Firefox 3,101
How do I watch Flash videos with Firefox for Android? 3,047
How do I delete a bookmark? 2,910
How to make Firefox and websites go full screen 2,903
Hide or display content in New Tab 2,900
Automatic Account Configuration 2,869
My sign in was “blocked for security reasons” on Firefox Accounts 2,859
Blocking a sender 2,805
Use a Master Password to protect stored logins and passwords 2,754
Block and unblock websites with parental controls on Firefox 2,742
Clear recent searches from the Search bar 2,734
Common Myths about Private Browsing 2,701
Websites look wrong or appear differently than they should 2,673
Send text or multimedia messages from Firefox for Android 2,659
Where are my logins stored? 2,615
How to print web pages in Firefox 2,613
Review Needed
Use bookmark folders to organize your bookmarks 2,553
Reset your Firefox Account password with Recovery Keys 2,544
How to create and use mailing lists on Thunderbird 2,533
Manage saved passwords in Firefox for Android 2,525
Share browser windows or your screen with sites you trust 2,484
Thunderbird and Junk / Spam Messages 2,479
Installing Thunderbird on Mac 2,475
Reset your Master Password if you've forgotten it 2,467
Firefox Sync troubleshooting and tips 2,466
What is Firefox Focus? 2,466
Review Needed
Tab preferences and settings 2,464
How to fix preferences that won't save 2,440
Certificate Pinning Reports 2,396
IMAP Synchronization 2,388
Firefox's default home page has quick links to common features 2,385
Installing Thunderbird on Linux 2,372
Add the Search bar to your Firefox toolbar 2,357
Display the Thunderbird menus and toolbar 2,329
Share data with Mozilla to help improve Firefox 2,321
Review Needed
Using Multiple Profiles 2,306
Fix problems connecting to websites after updating Firefox 2,296
Firefox repeatedly opens empty tabs or windows after you click on a link 2,255
How does Firefox for Android use the permissions it requests? 2,238
Review Needed
Cannot remove an add-on (extension or theme) 2,212
Archived Messages 2,209
Firefox Reader View for clutter-free web pages 2,202
How do I use the Firefox spell checker? 2,190
Disable or re-enable Pocket for Firefox 2,164
Tracking Protection on Firefox Focus for iOS 2,147
Firefox keeps crashing at startup 2,122
Firefox for Fire TV 2,117
I'm having problems confirming my new Firefox Account 2,070
Change the program used to open email links 2,063
Install themes to change the look of Thunderbird 2,000
Keyboard Shortcuts TB 1,963
Digitally Signing and Encrypting Messages 1,946
Firefox starts automatically when I restart Windows 1,929
Export bookmarks to Internet Explorer 1,898
Review Needed
I've lost my Firefox Sync account information - What to do 1,898
Add a search engine to Firefox Focus for Android 1,862
Review Needed
Autocomplete web addresses in the URL bar in Firefox Focus for iOS 1,813
Organize Your Messages by Using Filters 1,812
Clear browsing history in Firefox for iOS 1,777
Custom installation of Firefox on Windows 1,757
Setting Firefox as the default browser does not work - What to do 1,700
Live Bookmarks - Subscribe to a web page for news and updates 1,689
Sending and Receiving Messages on Thunderbird 1,653
Installing an Add-on in Thunderbird 1,643
Message threading in Thunderbird - keep messages grouped by conversation 1,628
Wrong home page opens when I start Firefox - How to fix 1,623
How to save a web page 1,614
Add, delete and view bookmarked webpages in Firefox for Android 1,612
Review Needed
Accessibility features in Firefox - Make Firefox and web content work for all users 1,575
How to search the contents of the current page for text or links 1,568
Copy a saved password in Firefox for Android 1,562
Websites show a spinning wheel and never finish loading 1,549
Remove websites from the Awesome Bar suggestions 1,546
Review Needed
What is Firefox Focus for Android? 1,526
Review Needed
Voice input in Firefox for Android 1,517
Review Needed
Fix problems with Facebook games, chat and more 1,510
Save web pages to your Reading List on Firefox for Android 1,507
What do the SSLv3 error messages mean on Firefox? 1,507
How do I tell if I have the 32-bit or 64-bit Firefox? 1,482
Pinned Tabs - keep favorite websites open and just a click away 1,482
Sort your bookmarks to quickly find the ones you want 1,425
Scan QR codes in Firefox for Android 1,418
Review Needed
Uninstall Firefox for Android 1,416
Feed reader replacements for Firefox 1,408
Review Needed
View Virtual Reality with Firefox WebVR 1,405
Lastpass was disabled after updating Firefox 1,375
Compacting folders 1,358
Changes to toolbars and window sizes are not saved 1,350
How do I create a screenshot of my problem? 1,299
Review Needed
Search suggestions in Firefox Focus for iOS 1,285
Review Needed
Unable to set Firefox as the default browser for iOS 1,284
What is the Mozilla Maintenance Service? 1,283
What's new in Firefox Focus for Android (version 8) 1,278
Which version of Firefox am I using? 1,246
Add search engines in Firefox Focus for iOS 1,245
Review Needed
Hardware acceleration and WindowBlinds causes Firefox to crash 1,232
How do I change to the desktop view in Firefox for Android? 1,220
Vacation Response 1,206
View synced tabs from other devices 1,199
Tips for assessing the safety of an extension 1,184
Hyperlinks in Messages Not Working 1,182
New Email Address 1,175
Get started with Firefox for Android 1,158
Information for EU, EEA, and Swiss users 1,155
Review Needed
Find and install Add-ons on Firefox for Android 1,151
How to reset the default user agent on Firefox 1,139
How to Silently Install/Uninstall Firefox for Enterprise 1,126
Sync your Firefox bookmarks and browsing history in iOS 1,113
Customizing Firefox Using policies.json 1,094
Review Needed
Windows 10 S won't let me install Firefox 1,072
Calendar updates issues with Thunderbird 1,055
Change primary email address on Firefox Accounts 1,054
Review Needed
Use the Firefox Sidebar to access bookmarks, history and synced tabs 1,050
Get started with Firefox Lite 1,047
Accessibility not available during multi-process support 1,036
Customizing Firefox Using AutoConfig 1,027
Review Needed
Thunderbird add-ons - frequently asked questions 1,024
Change the look of Firefox for Android using themes 1,023
Review Needed
Export bookmarks to Safari 1,017
Add web page shortcuts to your Home screen 1,013
Using Tabs on Firefox for Android 1,013
How to Install and Use another Language in the Dictionary on Thunderbird 1,003
How do I choose what types of information to sync on Firefox? 999
Use mouse shortcuts to perform common tasks in Firefox 996
Review Needed
Manage bookmark folders in Firefox for Android 995
How to Use Attachments 979
Adobe Flash plugin has crashed - Prevent it from happening again 978
Open a new tab in Firefox Focus for Android 975
How to Subscribe to News Feeds and Blogs 962
Avoid and report Mozilla tech support scams 960
How do I delete my Firefox Account? 957
Save passwords in Firefox for Android 953
Firefox Marketplace Apps Stop Working on Firefox 47+ for Android 946
Save web pages for later with Pocket for Firefox 926
Remove a synced device from Firefox Accounts 918
Review Needed
Mozilla Crash Reporter 914
Firefox doesn't save web form entries 912
Problems with email and how to find help 902
Firefox Health Report - understand your Android browser performance 894
Make Thunderbird the Default Mail Client 886
Improve Mozilla Location Services by turning on Location Services in the Firefox for Android Settings 881
Add the Firefox Search widget to your home screen 879
Firefox Lite Turbo Mode 878
I found a fake Firefox update 877
How to update add-ons 869
Firefox for Android displays blank web pages 865
Search Firefox instantly on your Android home screen 865
Keyboard Shortcuts for Searching 864
How to opt out of 32-bit Firefox migration to 64-bit 856
Firefox Focus for Android - Frequently asked questions 854
Open links in the background for later viewing with Firefox for Android 848
Review Needed
Task Manager - see what tabs or extensions are slowing down Firefox 846
What is the winmail.dat attachment? 843
Set Firefox Focus as default browser on Android 828
Manage my default search engines in Firefox for Android 816
Review Needed
Play videos full screen on Firefox for Android 811
Add-ons in Firefox for iOS 802
How to Use Find in Page for Firefox for Android 796
Configuration Options for Accounts 790
Autocomplete settings in the Firefox Focus address bar 782
Review Needed
About Firefox Desktop Attribution 761
I can't play videos or audio on Firefox for Android 5.0 (Lollipop) 754
Review Needed
Firefox release notes - What's new and known issues 746
Switch to desktop view on Firefox Focus for Android 744
Review Needed
Create secure passwords to keep your identity safe 741
Thunderbird and Hotmail 733
Why is there an OpenH264 plugin in Firefox? 731
What is plugin-container 728
How do I install X-Ray Goggles? 726
Safe Mode Thunderbird 725
Access hidden tabs in Firefox 723
How to fix the Update Failed error message when updating Firefox 723
Use bookmarklets to quickly perform common web page tasks 708
Use tabs to organize lots of websites in a single window 706
Home page with pipe character opens extra tabs when Firefox starts 704
Automatically close Private Tabs when leaving Private Browsing 703
Enable Wi-Fi on Firefox for Android 703
Addressing an Email 693
Firefox is no longer available for download in the T-Store 692
Find what version of Thunderbird you are using 686
Control notifications in Firefox for Android 685
Review Needed
Some videos won't play in background 684
How to search IMDB, Wikipedia and more from the address bar 682
How to change the Thunderbird layout 678
Configuration Options for Attachments 675
Getting started with the Firefox for Android tablet browser 661
Instant Messaging and Chat 655
Bookmark Tags - Categorize bookmarks to make them easy to find 653
Thunderbird and Yahoo 653
View articles in Reader View on Firefox for Android 644
Review Needed
Full screen browsing on Android 642
Creating New Calendars 635
Firefox ScreenshotGo - capture and organize screenshots 632
Dedicated profiles per Firefox installation 630
Flash videos won't play full screen 619
Exporting and sharing a calendar 618
Your hardware is no longer supported 617
How to use a Virtual Card (vCard) 615
Switching the folder pane view 615
Global Search 613
How can I get the latest version of Thunderbird on Windows XP or Vista? 609
Share pages with Firefox from other browsers 600
Firefox says it's just updated every time it starts - how to fix 589
Review Needed
Cannot delete messages 586
Configuring Lightning 584
How to remove the Babylon toolbar, home page and search engine 579
How can I send a large attachment? 577
Message Tags - Categorize your email in Thunderbird 576
FAQ Changing IMAP to POP 572
Firefox family-friendly browsing in a restricted profile 571
Change your Firefox Accounts password 566
Thunderbird support has ended for Mac OS X 10.6, 10.7 and 10.8 565
Set Firefox Lite as your default browser 556
How to Customize Toolbars 555
Thunderbird FAQ 542
What's new in Firefox Focus for iOS (version 7) 541
Using a master password with Sync 536
Clear your search history in Firefox Search 528
Add trusted websites to your allow list in Firefox Focus 527
Review Needed
Quick Filter Toolbar 523
What to do when searches take you to the wrong search website 523
How to Manage Your Camera and Microphone Permissions with Firefox 522
Review Needed
Config Editor 518
Log in to Pocket with your Firefox Account 516
Protect your Thunderbird passwords with a Master Password 516
Why is there an OpenH264 plugin in Firefox for Android? 516
How do I know the status of my sync? 513
Choosing a Firefox update channel 505
Review Needed
How is Firefox Enterprise different from normal Firefox? 504
Review Needed
Firefox is stuck in Safe Mode 501
Rebuilding the Global Database 501
Deploying Firefox on Windows 498
Message List Columns 491
Is Firefox available for iPhone or iPad in my language? 489
Install Firefox Reality 488
About Firefox Pioneer 484
Enable or disable cookies on Firefox for Android 484
Changing calendar preferences 476
Unable to install add-ons (extensions or themes) in Thunderbird 476
Avoid crashes - Tips and tricks 473
What's new in Firefox Klar for iOS (version 8) 472
Review Needed
Where to go for developer support 467
Review Needed
Certificate contains the same serial number as another certificate 465
Change the default language of Firefox for Android 464
Playing 4K (Ultra-High Definition) YouTube videos in Firefox 460
Mute sound in Firefox tabs 456
Mobile Accessibility Features 451
Repackaging the Windows Installer 445
How to add a shortcut to a website on Android 443
Review Needed
What if I'm locked out of Two-Step Authentication? 442
Setting Up Certificate Authorities (CAs) in Firefox 437
Facebook Container: Prevent Facebook from tracking your visits to other websites 427
Disable Firefox Sync on a lost phone or tablet 420
Search open tabs in Firefox 418
How do I use Do-not-track on Firefox for Android? 415
Viewing Desktop Sites on Firefox iOS 408
Review Needed
Using Master Password on Firefox for Android 407
Web pages aren't displaying properly in Firefox for Android 403
No sound in Firefox 59 on Linux in some configurations 399
Deploying Firefox with extensions 397
Uninstall Thunderbird from your computer 394
Search suggestions in Firefox Focus for Android 392
Open Search 391
Restore the default Smart Bookmarks Folders 390
How to add and remove bookmarks in Firefox for iOS 389
Access your add-ons with Firefox Accounts 388
Allow Firefox to load multiple tabs in the background 387
Review Needed
Life Feed - See the latest news Firefox Lite 387
Firefox Simplify Page for clutter-free printing 383
How to stay safe on the web 379
Thunderbird end of Support for XP and Vista 375
How to Customize the New Mail Sound 373
Creating a new event or task 364
Understanding the risks of installing self-hosted extensions 364
Assign shortcuts to search engines 359
Manage extension shortcuts in Firefox 357
Advanced panel - System, network, updates, and other advanced settings in Thunderbird 356
Print a web page from Firefox for Android 353
Customize Firefox Home on iOS 351
Unify your POP email accounts with a global inbox 344
Adding a holiday calendar 340
Firefox Accounts - Managing account data 340
How do I share Firefox between people on a computer? 336
Facebook Container isn't working 332
Changing IMAP to POP 331
Uninstall Firefox for iOS 325
Changes affecting Adobe Flash on Firefox for Mac 322
Zoom in and out of websites on Firefox for Android 321
Find my bookmarks, history and reading list on Firefox for iOS 319
Security panel - Junk, scam, antivirus, and password settings in Thunderbird 318
The thumbnails on the New Tab page are missing - how to get them back 316
Download photos and files on Firefox for iOS 314
Lightning User Interface 312
Suspicious activity on my Firefox Account 311
Add a secondary email address to Firefox Accounts 307
Frequently Asked Questions 301
How to disable or change the Thunderbird start page 299
Save to (or bookmark) and remove links from your home screen 299
Review Needed
Share your Android device with a Firefox Guest Session 298
Managing Firefox Updates 296
Manage saved passwords in Firefox for iOS 293
Turn Turbo Mode off or on on Firefox for Fire TV 293
Where to find release notes for Firefox for Enterprise 282
Review Needed
I can’t play audio on a Remote Desktop Connection 281
Sign up for Pocket with your Firefox Account 275
Maildir in Thunderbird 269
How to install Firefox for Echo Show 268
Best practices for installing and updating Firefox 266
Review Needed
Firefox for Echo Show 264
Clear your cache without clearing your browsing history 259
Firefox Monitor - Frequently asked questions 259
Compact tabs - make your tabs smaller 258
Enable email invitations for CalDAV servers configured to do serverside scheduling 256
Re-enable multi-process support disabled by Windows utilities 253
Thunderbird Software Update Failed 247
Using Identities 245
View mobile bookmarks on your computer 241
Review Needed
New Tab settings in Firefox for iOS 239
Thunderbird and Logjam 237
Send files to anyone securely with Firefox Send 236
How to replace Google Assistant with a Firefox search 231
Supported Platforms and System Requirements 231
Review Needed
Inviting Other People to Events 230
Thunderbird’s Scam Detection 227
Uninstall Firefox for Android add-ons 222
Review Needed
Can I use my screen reader with the new Firefox? 220
Firefox Sync upgrade - Frequently Asked Questions 218
Identify noisy tabs in Firefox for Android 216
Enable or disable search engines on Firefox for iOS 214
Block or load images over WiFi on Firefox for Android 211
Firefox Monitor 206
Thunderbird Crashes 206
Privacy settings in Firefox for Enterprise 205
Review Needed
What is Pocket? 203
Review Needed
Enforcing policies on Firefox for Enterprise 199
Clear cookies and site data in Firefox for Fire TV 197
What is search hijacking? 197
Make Firefox for Enterprise the Default Browser 192
Through the Looking Glass 191
Access toolbar functions using the keyboard 190
Ad blocking in Firefox Focus for Android 187
Glossary of Terms including types of Accounts 186
How to use collections on 185
Thunderbird and Comcast 183
Where can I find a list of policies for Firefox for Enterprise? 183
Review Needed
Screenshot categories in Firefox Lite 180
Page actions in Firefox Focus 179
Review Needed
PDF files are blank or cause an error message on Mac 179
Review Needed
Tables - Format messages with rows and columns 179
Updating processor microcode 176
Set up a passcode and Touch ID in Firefox 169
Certificate warnings in Firefox for iOS 168
Review Needed
Using Saved Searches 168
Change to desktop view on Firefox for Fire TV 167
How to improve HKSCS localization on Firefox on Windows XP 165
Change the default language on Firefox for iOS 164
Names but no Email Addresses are Displayed 164
Privacy panel - Remote content and cookie settings in Thunderbird 164
View web pages in Reader View 163
Thunderbird Accessibility Features 158
Review installed extensions 157
Review Needed
Open and switch between multiple websites (multi-tab) 155
Set a homepage in Firefox for iOS 155
Resize the Firefox Reality window to full screen or focus view 154
Creating a Newsgroup Account 153
How is Facebook Container different from Multi-account Containers? 152
Mozilla Location Service in Firefox for Android 152
Review Needed
Protecting Privacy while using Web Authentication 151
Thunderbird Beta 151
Change color themes in Firefox for iOS 148
Deploying Firefox Customizations on macOS 145
Turn off web fonts in Firefox for Android 145
Review Needed
Use tabs in Firefox for iOS 145
Firefox crashes - asking for support 144
How to use TalkBack support in Firefox for Android for accessibility 144
Safe browsing in Firefox Focus 142
Review Needed
Setting Up Roaming Users Profiles 142
Use gestures in Firefox for Android 141
Using voice commands in Firefox for Amazon Fire TV 140
Navigation bar in Firefox for iOS 139
Review Needed
Unable to log in to websites that use signText on Firefox 138
Firefox tab crashes with Quick Heal security software 137
Scan QR codes in Firefox for iOS 137
Review Needed
Changing the Date or Time of an Event 135
How to save a page as a PDF on Firefox for Android 135
What's new in Firefox Focus for Android (version 7) 135
Mozilla Crash Reporter TB 134
How can I help by submitting mobile performance data? 131
Install system add-ons on Firefox for Enterprise 131
Disable high contrast mode in Firefox 130
Return to your Firefox for Fire TV home screen 130
Block cookies in Firefox Focus for Android 129
Review Needed
Change your default search on Firefox Focus for Android 128
Review Needed
How do I submit a bug for Firefox Sync? 128
64-bit Firefox crashes with Citrix's XenApp VM 126
Using Voice Search in Firefox Reality 125
Add shortcuts to websites on your home screen 124
Getting started with the Thunderbird main window 124
Review Needed
I can't take screenshots of some websites on Firefox Lite 123
Private Mode in Firefox Reality 120
Send a tab from Firefox for iOS to another device 120
Thunderbird and AT&T 117
Hide Images in Firefox for iOS 114
Block add-ons in Firefox for Enterprise 113
Review Needed
Reporting extensions and themes for abuse 113
See active policies on Firefox for Enterprise 113
Night Mode in Firefox for iOS 111
Review Needed
Choosing a Firefox CPU architecture for Windows OS 110
How do you use Google Firebase in Firefox? 109
Review Needed
Add Search Engine to Open Search 107
Remove a search engine in Firefox Focus for Android 105
Review Needed
Add search engines to Firefox for iOS 104
Change the default search in Firefox Focus on iOS 104
Firefox Reality for VR headsets 102
Review Needed
Working with events 102
Change your default search engine in Firefox for iOS 101
How to hide Pocket in your new Firefox tab 101
Search within a web page in Firefox for iOS 100
How do I share things from Firefox for Android? 99
Change to desktop view on Firefox Focus for iOS 98
Reorder tabs from tab view 98
Warning Unresponsive plugin - What it means and how to fix it 98
What is Firefox Klar for Android? 98
Will policies I set work if users already installed Firefox? 97
Add web pages to your Reading List on Firefox for iOS 96
I can't find Firefox Focus in Germany, Austria or Switzerland 96
Use Face ID or Touch ID on Firefox Focus for iOS 96
Am I really hacking a web page? 95
Legacy browser support 95
Firefox crashes on startup for users of Comodo security products after July 2017 Windows 10 update 94
Use voice commands with Firefox for Echo Show 93
Turn search suggestions on or off on Firefox for iOS 92
Slow down Firefox for Android's scroll speed 91
Remove a search engine in Firefox Focus for iOS 86
Review Needed
Manage Flash in Firefox for Enterprise 84
Where can I go for support? 80
Change Firefox Lite to Night Mode 79
Firefox Focus in India, Indonesia, The Philippines and Thailand 79
How do I inspect and edit my first web page? 79
Review Needed
Where can I go for help and support? 77
How to fix Pocket login issues 76
Why do I see a message asking if I want to see the page hosted on HTTPS? 75
Get help with Firefox Developer Edition 74
Streaks, smeared lines or blurry web pages while scrolling on Firefox 74
File system paths on Linux are always treated as UTF-8 70
Firefox startup crash with G DATA security software 69
Managing Account Data 69
Set up a feed on Firefox for Android 69
Bookmark a page in Firefox Reality 68
I can't install Facebook Container on Firefox 57+ 68
Managing policies on Linux desktops 67
I can’t watch YouTube videos fullscreen on Firefox Lite 65
Firefox Sync takes too long to sync or send pages from my iPhone or iPad 64
Private Browsing in Firefox Lite 64
Test Pilot 64
Firefox Election Bundle 63
GeckoView in Firefox Focus 63
Videos don't have sound on Citrix 63
How to cast YouTube videos on Firefox for Fire TV 62
How do I share the badges I've earned? 60
Remove tiles from the Firefox for Echo Show home screen 59
What is X-Ray Goggles? 59
Preview pages on your tab list with 3D Touch 57
Your hardware is no longer supported by Thunderbird 57
Creating a recurring event 54
Bookmark pages in Firefox Lite 52
Clear my cookies on Firefox for Echo Show 52
Configuration Options for Identity 51
Drag and drop links and tabs to and from Firefox 50
Test versions of Firefox for your organization 50
Browse faster by blocking images in Firefox Lite 49
Capture screenshots using Firefox Lite 49
Drag links to and from Firefox Focus 49
Running Windows as Administrator with Launcher Process Enabled Causes Drag and Drop Errors - How to Fix 48
Add Firefox to the Today view on your iOS device 44
Change the default email program in Firefox for iOS 44
Send Tab from Firefox desktop to other devices 41
Review Needed
Thunderbird and Sympatico 41
How do you use Leanplum in Firefox? 40
Review Needed
What is a Mozilla Backpack? 40
Managing policies on OSX desktops 39
Cliqz Recommendations in Firefox 38
Crash on Broadwell-U with old microcode 37
Debugging policy issues 37
Review Needed
What is Firefox Klar for iOS? 37
How can I personally display Open Badges? 35
How can I insert a selfie into my Thimble project? 33
Where can I earn badges? 33
Common Voice Accounts - Managing Account Data 32
Help improve Firefox for Echo Show by sending usage data 32
Find words on a page in Firefox Focus for iOS 31
Review Needed
Find words on a page in Firefox Focus for Android 30
Review Needed
Firefox Lockbox - Managing account data 30
Open Badges Calls 30
Finding Firefox Preference Names 29 - Managing account data 27
What is a badge? 27
Open a new tab in Firefox Klar 26
Review Needed
Turning on Responsive Design Mode on Firefox 58+ 26
Splash Accounts - Managing Account Data 25
Getting started with Firefox Lockwise 23
Use Face ID or Touch ID on Firefox Klar 23
What's new in Firefox for Android 23
Firefox Nightly Error Collection 22
How do you use Adjust in Firefox? 22
Get involved with the Open Badges Community 21
Ad blocking in Firefox Klar for Android 20
Can I print a tip sheet with X-Ray Goggles shortcuts for an event? 20
What is Mozilla's Open Badges project? 19
Crash reporting in Firefox Reality 18
3D Touch Shortcuts in Firefox for iOS 17
How can I get help with my X-Ray Goggles project? 17
Is there Open Badges research available? 17
SUMO - Managing account data 17
Thimble - Managing account data 17
AMO ( - Managing account data 16
How can I share my Thimble projects? 16
Where can I go for technical help? 16
Bugzilla - Managing account data 15
What is Thimble? 15
Do I need an account to publish a project using X-Ray Goggles? 14
Find words on a page in Firefox Lite 14
MDN - Managing account data 14
What is Mozilla BadgeKit? 14
Why Open Badges? 14
How do I embed a tutorial into my Thimble project? 13
What is the Open Badges Infrastructure? 13
Are all my badges public? 12
How can I contribute to the Thimble project? 12
Review Needed
How do I become an issuer? 12
Where can I find community research on Open Badges? 12
Send Tab from another mobile app to Firefox 11
Add trusted sites to your allow list on Firefox Klar 10
Review Needed
I can't take screenshots on Firefox Klar 10
Review Needed
How can I access projects I made with an older version of Thimble? 9
How to Unsubscribe from a Mozilla newsletter, such as Firefox & You 9
MozReps - Managing account data 9
Recommended Extensions program 9
Sync logins in Firefox desktop 9
How can I use Thimble to teach myself to code? 8
Block cookies in Firefox Klar for Android 7
Can I create a single account for all of the students in my classroom to use? 7
GeckoView in Firefox Klar 7
Hide the back, forward, reload, bookmark button in the right click context menu 7
Hubs - Managing account data 7
Pontoon - Managing account data 7
Drag links to and from Firefox Klar 6
Firefox Klar for Android - Frequently asked questions 6
Review Needed
How do I add code comments to a Thimble project? 6
Who is BadgeKit for? 6
Why did we create Mozilla BadgeKit? 6
Change to desktop view on Firefox Klar for Android 5
Review Needed
How do I create a project with multiple files? 5
Is BadgeKit ready now? 5
Moderator - Managing account data 5
What is included in BadgeKit? 5
Who else is issuing Open Badges? 5
Change the default search in Firefox Klar on iOS 4
Change your default search on Firefox Klar for Android 4
Discourse - Managing account data 4
Find words on a page in Firefox Klar for iOS 4
Review Needed
Set Firefox Klar as your default browser 4
What's new in Firefox Klar for Android (version 9) 4
Change to desktop view on Firefox Klar for iOS 3
How can I get help with my Thimble project? 3
The difference between IMAP and POP3 3
What is BadgeKit? 3
What's new in the August 31, 2015 release? 3
Find words on a page in Firefox Klar for Android 2
Review Needed
How can I use Thimble in my classroom or out-of-school learning environment? 2
Snippets in Firefox - Frequently Asked Questions 2
Where is technical documentation for BadgeKit? 2
A full guide to keeping safe on the web 1
Add a login to Firefox Lockwise for desktop 1
Do I need an account to publish a project using Thimble? 1
How do I report a Thimble bug? 1
Managing Firefox Enterprise 1
Search suggestions in Firefox Klar for iOS 1
Review Needed
Customize your searches
Disconnect your Firefox Account from Lockwise
Edit or delete a login in Firefox Lockwise on desktop
Enable auto-fill on your iPhone or iPad
How does my organization become a displayer of Open Badges?
How to Disable the Enterprise Roots Preference
Install Firefox Lockwise on iOS
Install or remove Firefox Lockwise on desktop
Logging in through Firefox Lockwise on desktop
Manage logins on Firefox Lockwise on desktop
Search suggestions in Firefox Klar for Android
Set Firefox as your default browser on Lockwise for iOS
Sync logins in Firefox for iOS