Most Visited

Article Visits Status
Get started with Firefox - An overview of the main features 2,994,326
Refresh Firefox - reset add-ons and settings 1,132,633
Cookies - Information that websites store on your computer 1,112,726
What does "Your connection is not secure" mean? 1,109,954
Update Firefox to the latest version 1,056,898
New in Thunderbird 45.0 923,272
Page Info window - View technical details about the page you are on 440,947
How does built-in Phishing and Malware Protection work? 399,559
Add-on signing in Firefox 388,992
How to troubleshoot the error code "SEC_ERROR_UNKNOWN_ISSUER" on secure websites 321,467
What's New in Firefox for iOS (version 5.0) 252,683
About Tiles in New Tab 165,506
Web Push notifications in Firefox 160,967
Startup, home page, tabs, and download settings 160,372
Install an older version of Firefox 147,989
Find and install add-ons to add features to Firefox 147,758
Mixed content blocking in Firefox 139,349
New in Thunderbird 38.0 134,042
Make Firefox the default browser on Android 130,733
Why do I have to click to activate plugins? 129,915
Send plugin crash reports to help Mozilla improve Firefox 120,826
Install the Flash plugin to view videos, animations and games 118,592
Watch DRM content on Firefox 111,273
Install Firefox on Linux 101,100
How to download and install Firefox on Windows 94,602
How to set the home page 83,652
Keyboard shortcuts - Perform common Firefox tasks quickly 78,020
Troubleshoot the "Secure Connection Failed" error message 77,867
Firefox support has ended for Mac OS X 10.6, 10.7 and 10.8 77,443
Advanced panel - Accessibility, browsing, network, updates, and other advanced settings in Firefox 77,344
Pop-up blocker settings, exceptions and troubleshooting 77,333
Private Browsing - Use Firefox without saving history 76,221
Profiles - Where Firefox stores your bookmarks, passwords and other user data 72,145
Enable and disable cookies that websites use to track your preferences 69,921
How to clear the Firefox cache 68,650
How to download and install Firefox on Mac 63,654
Support for Hello discontinued in Firefox 49 59,104
Flash Plugin - Keep it up to date and troubleshoot problems 58,369
Tracking Protection in Private Browsing 56,837
Search suggestions in Firefox 54,121
Settings for web content, pop-ups, fonts, and languages 53,830
Filelink for Large Attachments 52,987
Adobe Flash protected mode in Firefox 50,002
Delete cookies to remove the information websites have stored on your computer 46,140
Password Manager - Remember, delete, change and import saved passwords in Firefox 46,089
Restore bookmarks from backup or move them to another computer 44,764
Firefox is slow - How to make it faster 43,638
Use the Java plugin to view interactive content on websites 41,780
Delete browsing, search and download history on Firefox 40,995
Change your default search settings in Firefox 40,446
Make Firefox your default browser 40,017
Firefox hangs or is not responding - How to fix 39,533
Troubleshoot Firefox issues using Safe Mode 39,196
Private Browsing in Firefox for iOS 38,779
Find what version of Firefox you are using 38,191
Use the Profile Manager to create and remove Firefox profiles 37,885
Customize the New Tab page 37,683
Integration into Thunderbird 35,739
How do I set up Sync on my computer? 35,530
Disable or remove Add-ons 35,474
Update to the latest version of Firefox for Android 35,057
Troubleshoot extensions, themes and hardware acceleration issues to solve common Firefox problems 34,724
Fix video and audio playback problems on Firefox for Windows 32,917
Adobe Flash plugin has crashed - Prevent it from happening again 31,900
Troubleshoot and diagnose Firefox problems 31,136
Reset Firefox preferences to troubleshoot and fix problems 28,870
Private Browsing on Firefox for Android 28,011
Warning Unresponsive script - What it means and how to fix it 27,708
Firefox uses too much memory (RAM) - How to fix 26,850
Recovering important data from an old profile 26,526
Firefox uses too many CPU resources - How to fix 26,197
Websites don't load - troubleshoot and fix error messages 25,526
Profiles - Where Thunderbird stores your messages and other user data 25,458
How do I tell if my connection to a website is secure? 25,328
Back up and restore information in Firefox profiles 25,288
Firefox crashes - Troubleshoot, prevent and get help fixing crashes 23,653
Troubleshoot Firefox issues caused by malware 23,392
Export Firefox bookmarks to an HTML file to back up or transfer bookmarks 23,267
Customize Firefox controls, buttons and toolbars 23,245
Control Center - manage site privacy and security controls 22,469
Bookmarks Toolbar - Display your favorite websites at the top of the Firefox window 22,077
Server Not Found - Troubleshoot connection problems 22,062
Accessibility not available during multi-process support 22,054
Uninstall Firefox from your computer 21,753
Firefox won't start - find solutions 21,644
Moving Thunderbird Data to a New Computer 21,278
Use plugins to play audio, video, games and more 21,155
Security and passwords settings 20,814
Upgrade your graphics drivers to use hardware acceleration and WebGL 20,314
Configuration Editor for Firefox 20,047
Tracking Protection in Firefox for Android 19,630
What's new in Firefox for iOS (version 4.0) 19,395
Fix common audio and video issues 19,296
Settings for privacy, browsing history and do-not-track 18,969
Create bookmarks to save your favorite webpages 18,423
Firefox can't load websites but other browsers can 18,248
Recover lost or missing Bookmarks 18,163
How to run Firefox when your profile is missing or inaccessible 17,929
Restore previous session - Configure when Firefox shows your most recent tabs and windows 17,892
Clear your browsing history and other personal data on Firefox for Android 17,766
View PDF files in Firefox 17,720
How do I watch Flash videos with Firefox for Android? 17,222
Awesome Bar - Search your Firefox bookmarks, history and tabs from the address bar 17,106
Hide or display Tiles in New Tab 16,984
Applications panel - Set how Firefox handles different types of files 16,936
Import bookmarks from Google Chrome 16,516
Font size and zoom - increase the size of web pages 16,440
Ignoring threads 16,324
Websites say cookies are blocked - Unblock them 16,308
Troubleshoot issues with plugins like Flash or Java to fix common Firefox problems 16,058
JavaScript settings and preferences for interactive web pages 15,942
Use themes to change the look of Firefox 15,917
Fix problems that cause images to not show 15,642
Create a desktop shortcut to a website 15,626
Insecure password warning in Firefox 15,496
Use the Troubleshooting Information page to help fix Firefox issues 14,992
Fix printing problems in Firefox 13,654
"This Connection is Untrusted" error message appears - What to do 13,508
Change what Firefox does when you click on or download a file 13,401
What to do if you can't download or save files 13,346
Manual Account Configuration 13,179
Import Bookmarks from Internet Explorer 13,043
How to allow Java on trusted sites 12,995
Use the Adobe Reader plugin to view or download PDF files 12,890
What happened to the File, Edit, and View menus? 12,706
Add-ons that cause stability or security issues are put on a blocklist 12,529
Firefox Health Report - understand your browser performance 12,483
Will Firefox work on my mobile device? 12,404
Send anonymous usage data from Firefox on mobile devices 12,202
Use the Search bar in Firefox 12,126
How to troubleshoot time related errors on secure websites 11,832
Signatures 11,782
Install Firefox on an Android device using Google Play 11,710
How to change your default browser in Windows 10 11,656
Thunderbird and Gmail 11,591
Play Windows Media files in Firefox with the Windows Media plugin 11,588
Firefox menu icon is missing on Android - how to access the menu 11,570
How do I delete a bookmark? 11,520
What do the SSLv3 error messages mean on Firefox? 11,472
Install Firefox on your iPad, iPhone or iPod 11,322
Configure Windows Firewall to allow Firefox access to the Internet 11,231
Change the Default Language 10,746
Where to find and manage downloaded files in Firefox 10,738
Usernames and passwords are not saved 10,712
Configure firewalls so that Firefox can access the Internet 10,652
Block and unblock websites with parental controls on Firefox 10,557
Firefox does not work - Common fixes to get you back up and running 10,463
Use the QuickTime plugin to play audio and video 10,351
How to fix preferences that won't save 10,169
Import Bookmarks from an HTML file 9,992
Remove a toolbar that has taken over your Firefox search or home page 9,960
Use the Silverlight plugin to play audio and video 9,832
Firefox takes a long time to start up 9,734
Forget button - quickly delete your browsing history on Firefox 9,729
Tab preferences and settings 9,058
Import Bookmarks and personal data from another browser 8,837
Websites look wrong or appear differently than they should 8,730
Unable to install add-ons (extensions or themes) 8,703
How do I turn on the Do Not Track feature? 8,604
Control whether Firefox automatically fills in forms 8,557
How do I tell if I have the 32-bit or 64-bit Firefox? 8,553
Switching to Thunderbird 8,492
Review Needed
Use Firefox for Android to send videos to your Roku 8,490
What is plugin-container 8,250
Sync bookmarks, tabs, history and passwords on Android 8,149
"Firefox is already running but is not responding" error message - How to fix it 7,985
Set a home page on Firefox for Android 7,981
Wrong home page opens when I start Firefox - How to fix 7,972
Firefox repeatedly opens empty tabs or windows after you click on a link 7,953
How to switch from 32-bit to 64-bit Firefox 7,828
Using Lightning with Google Calendar 7,730
How to print web pages in Firefox 7,684
Fix login issues on websites that require a username and password 7,674
Use Firefox for Android to send videos to Chromecast 7,583
Add or remove a search engine in Firefox 7,464
Set Adobe Flash to "click to play" on Firefox 7,372
Automatic Account Configuration 7,333
How do I restore my tabs from last time? 7,301
What to do if Firefox won't play any sounds 7,292
Installing Thunderbird on Windows 7,210
Mixed content blocker in Firefox for Android 7,161
Firefox and other browsers can't load websites 7,068
Review Needed
Remote Content in Messages 6,994
Use bookmark folders to organize your bookmarks 6,989
Installing Thunderbird on Linux 6,905
How do I copy and paste text on Android? 6,889
HTML5 audio and video in Firefox 6,872
Fix problems connecting to websites after updating Firefox 6,825
Use the Firefox interface in other languages with language packs 6,641
Can't add, change or save bookmarks - How to fix 6,609
Disable third-party cookies in Firefox to stop some types of tracking by advertisers 6,527
Fix problems with Facebook games, chat and more 6,486
How to make Firefox and websites go full screen 6,466
Import Internet Explorer Favorites from another computer 6,324
What's new in Firefox for iOS (version 3.0) 6,150
Websites show a spinning wheel and never finish loading 6,143
How to disable the built-in PDF viewer and use another viewer 6,136
Warning Unresponsive plugin - What it means and how to fix it 6,008
I found a fake Firefox update 5,996
Using Multiple Profiles 5,936
Installing Firefox for Android on an Amazon Kindle Fire 5,876
Where are my logins stored? 5,707
Firefox's default home page has quick links to common features 5,690
Change the program used to open email links 5,502
Installing Thunderbird 5,466
Setting Firefox as the default browser does not work - What to do 5,435
Firefox keeps crashing at startup 5,434
How do I change my Mac Security Settings so I can open Firefox Marketplace apps? 5,365
Firefox no longer works with some versions of Windows XP 5,125
What is the Mozilla Maintenance Service? 4,936
How do I use the Firefox spell checker? 4,920
Save web pages to your Reading List on Firefox for Android 4,919
Cannot send messages 4,914
How to search the contents of the current page for text or links 4,889
Cannot remove an add-on (extension or theme) 4,857
I'm having problems confirming my new Firefox Account 4,805
Avoid crashes - Tips and tricks 4,790
Cannot receive messages 4,769
How to save a web page 4,689
Clear recent searches from the Search bar 4,630
How to stop Firefox from making automatic connections 4,623
Navigation buttons like back, home, bookmarks and reload are missing 4,423
Firefox Sync troubleshooting and tips 4,376
Blocking a sender 4,371
I've lost my Firefox Sync account information - What to do 4,366
Secure Website Certificate 4,308
Add-on signing in Firefox for Android 4,182
Set a homepage in Firefox for iOS 4,154
Thunderbird and Junk / Spam Messages 4,151
Organize Your Messages by Using Filters 4,121
Updating Thunderbird 4,069
Change the fonts and colors websites use 3,996
Use a Master Password to protect stored logins and passwords 3,951
IMAP Synchronization 3,861
Access Mozilla Services with Firefox Accounts 3,815
Keyboard Shortcuts TB 3,745
Search the web from the address bar 3,677
Reset your Master Password if you've forgotten it 3,672
Firefox Reader View for clutter-free web pages 3,670
Which version of Firefox am I using? 3,666
Firefox Health Report says your browser is running slower than usual 3,641
Re-enable add-ons that were disabled when updating Firefox 3,623
Installing Thunderbird on Mac 3,605
What's new in Firefox for iOS 2.0 3,551
How to fix the Update Failed error message when updating Firefox 3,518
Clear browsing history and cookies 3,453
Digitally Signing and Encrypting Messages 3,432
Firefox no longer works with Mac OS X 10.5 3,431
What happened to the Add-on Bar? 3,410
How to create and use mailing lists on Thunderbird 3,409
Thunderbird and Hotmail 3,295
Configuration Options for Viewing Messages 3,292
Sort your bookmarks to quickly find the ones you want 3,228
Mozilla Crash Reporter 3,157
Remove websites from the Awesome Bar suggestions 3,138
How to remove the Babylon toolbar, home page and search engine 3,130
Sending and Receiving Messages on Thunderbird 3,102
Review Needed
WhatsApp alternatives - Firefox OS 3,085
Archived Messages 3,044
Flash videos won't play full screen 3,028
Clear browsing history in Firefox for iOS 3,022
Addressing an Email 3,021
Hyperlinks in Messages Not Working 2,991
Pinned Tabs - keep favorite websites open and just a click away 2,971
Export bookmarks to Internet Explorer 2,963
Using the Lightning Calendar Add-on 2,940
I'm having problems with my Firefox Account 2,914
Live Bookmarks - Subscribe to a web page for news and updates 2,899
Firefox Marketplace Apps Stop Working on Firefox 48+ for Windows, Mac, and Linux 2,888
Add Security Exception 2,747
Add, delete and view bookmarked webpages in Firefox for Android 2,723
What is the winmail.dat attachment? 2,705
Avoiding Quota Limits on Mail Servers 2,698
Fix "The bookmarks and history system will not be functional" error message 2,682
How does Firefox for Android use the permissions it requests? 2,562
Protect your Thunderbird passwords with a Master Password 2,553
Sync your Firefox bookmarks and browsing history in iOS 2,526
Make Thunderbird the Default Mail Client 2,474
Manage your Top Sites in Firefox for Android 2,468
Block websites from storing site preferences or login status in Firefox 2,467
What happened to the Status Bar? 2,460
Where is the "Pocket for Firefox" button? 2,438
Send text or multimedia messages from Firefox for Android 2,381
Vacation Response 2,356
Accessibility features in Firefox - Make Firefox and web content work for all users 2,340
Configuration Options for Folders 2,340
How to turn off Java applets 2,297
Standalone address book 2,259
Switch from POP to IMAP account 2,258
New Email Address 2,204
Export bookmarks to Safari 2,117
Keyboard Shortcuts for Searching 2,084
Share telemetry data with Mozilla to help improve Firefox 2,038
Save web pages for later with Pocket for Firefox 2,027
The Add-on Bar gives you quick access to add-on features 1,987
Add social features to the Firefox sidebar 1,979
Display the Thunderbird menus and toolbar 1,962
Tab Groups feature discontinued 1,941
Use popular search suggestions in the Firefox Search bar 1,913
How to reset the default user agent on Firefox 1,893
How do I create a screenshot of my problem? 1,884
View synced tabs from other devices 1,858
How do I choose what types of information to sync on Firefox? 1,849
Marketplace apps for Firefox Desktop 1,796
Create secure passwords to keep your identity safe 1,791
Find and install Add-ons on Firefox for Android 1,789
Your hardware is no longer supported 1,782
Installing Lightning into Thunderbird 1,717
Pre-8.1 versions of Websense cause startup crashes in Firefox 1,707
Focus by Firefox 1,697
Changes to toolbars and window sizes are not saved 1,669
Use bookmarklets to quickly perform common web page tasks 1,658
Get started with Firefox for Android 1,651
Enable or disable search engines on Firefox for iOS 1,639
How to Subscribe to News Feeds and Blogs 1,604
Manage my default search engines in Firefox for Android 1,564
Problems with email and how to find help 1,548
FAQ Changing IMAP to POP 1,547
Use tabs to organize lots of websites in a single window 1,547
Uninstall Firefox for Android 1,526
Firefox Health Report - understand your Android browser performance 1,517
Creating New Calendars 1,492
Getting started with the Firefox for Android tablet browser 1,468
Copy a saved password in Firefox for Android 1,457
Download music, photos and videos 1,443
Rebuilding the Global Database 1,437
Safe Mode Thunderbird 1,435
Review Needed
Voice input in Firefox for Android 1,431
Thunderbird and Yahoo 1,430
How can I send a large attachment? 1,428
View articles in Reader View on Firefox for Android 1,420
Cannot delete messages 1,415
Configuration Options for Updates 1,410
Compacting folders 1,403
Open links in the background for later viewing with Firefox for Android 1,393
Configuration Options for Security 1,363
How can I get the latest version of Thunderbird on Windows XP or Vista? 1,361
Change the default language of Firefox for Android 1,360
Open Search 1,360
Review Needed
Disable Firefox Sync on a lost phone or tablet 1,348
Tips to protect your online privacy 1,347
Access your add-ons with Firefox Accounts 1,332
Exporting and sharing a calendar 1,325
Firefox is stuck in Safe Mode 1,323
Windows Media or other plugins stopped working after Firefox update 1,320
Is Firefox available for iPhone or iPad in my language? 1,310
How to add and remove bookmarks in Firefox for iOS 1,306
Firefox doesn't save web form entries 1,273
Config Editor 1,258
How to Customize Toolbars 1,251
Instant Messaging and Chat 1,232
How to sync your add-ons with another copy of Firefox 1,225
ISP Configuration Settings 1,213
Firefox release notes - What's New and Known Issues 1,212
How to use a Virtual Card (vCard) 1,212
Avoid and report Mozilla tech support scams 1,204
View all Hotmail or Outlook emails 1,181
Installing apps 1,177
Restore the default Smart Bookmarks Folders 1,161
What to do when searches take you to the wrong search website 1,152
Configuring Lightning 1,147
Bookmark Tags - Categorize bookmarks to make them easy to find 1,141
Disable Pocket for Firefox 1,135
Installing an Add-on in Thunderbird 1,132
Add search engines to Firefox for iOS 1,107
Use the Firefox sidebar to access bookmarks, history and social features 1,107
Reply Above or Below Quoted Text 1,104
How do I install X-Ray Goggles? 1,095
How do I change to the desktop view in Firefox for Android? 1,088
Thunderbird add-ons - frequently asked questions 1,076
Share a webpage through Firefox Share 1,075
Firefox says it's just updated every time it starts - how to fix 1,074
I can't play videos or audio on Firefox for Android 5.0 (Lollipop) 1,064
Configuring Email Aliases 1,052
The thumbnails on the New Tab page are missing - how to get them back 1,040
Recalling an Email 1,033
Global Search 1,030
Thunderbird FAQ 1,018
Firefox for Android displays blank web pages 1,012
How to Install and Use another Language in the Dictionary on Thunderbird 1,002
PDF files are blank or cause an error message on Mac 984
Unable to set Firefox as the default browser for iOS 980
Configuring Certificates 954
Recommendations in Marketplace 946
How to Customize the New Mail Sound 945
Home page with pipe character opens extra tabs when Firefox starts 936
Frequently Asked Questions 929
Add email accounts 928
How to search IMDB, Wikipedia and more from the address bar 927
How to Use Attachments 926
Allow Firefox to load multiple tabs in the background 920
Why has my "Send" button been replaced with "Send Later" 920
Customizing the Start Page 909
Log in to Pocket with your Firefox Account 908
Use mouse shortcuts to perform common tasks in Firefox 908
Maildir in Thunderbird 899
Thunderbird Software Update Failed 893
Using Tabs on Firefox for Android 889
Quick Filter Toolbar 887
Change your Firefox search settings on Windows 10 886
Configuration Options for Attachments 871
How to stay safe on the web 861
Manage saved passwords in Firefox for Android 858
Firefox no longer works with Mac OS X 10.4 or PowerPC processors 855
Mute sound in Firefox tabs 855
Automatically close Private Tabs when leaving Private Browsing 837
Changing IMAP to POP 832
Calendar (Lightning and Sunbird) FAQ 820
Update to a new version 811
Configuration Options for Downloading Messages 810
Enable Wi-Fi on Firefox for Android 805
Inviting Other People to Events 799
Save passwords in Firefox for Android 792
Firefox Marketplace Apps Stop Working on Firefox 47+ for Android 781
Switch to a secure email provider 781
Changing calendar preferences 780
Firefox is no longer available for download in the T-Store 776
Switching the folder pane view 772
Change your default search engine in Firefox for iOS 743
Certificate warnings in Firefox for iOS 741
Enable or disable cookies on Firefox for Android 736
Configuration Options for Sending Messages 730
Thunderbird Accessibility Features 726
Message List Columns 725
Get help with Webmaker for Android 721
Use the Awesome Screen to search the web, bookmarks and more 705
Uninstall Firefox for iOS 693
Viewing Desktop Sites on Firefox iOS 684
Test Pilot - try Firefox's experimental features 663
Pages appear tiny when I print or view them in Print Preview 662
Remove Top Sites from the Firefox for iOS home screen 651
Play videos full screen on Firefox for Android 650
Getting help with your Firefox OS-based Panasonic TV 647
Creating a new event or task 631
Where to go for developer support 611
Add the Firefox Search widget to your home screen 608
Why is there an OpenH264 plugin in Firefox? 605
Change your Firefox Accounts password 598
Search Firefox instantly on your Android home screen 598
Full screen browsing on Android 591
Using Master Password on Firefox for Android 591
Thunderbird and Logjam 577
Set up a passcode and Touch ID in Firefox 570
Message Tabs 568
Clear your search history in Firefox Search 564
Sign up for Pocket with your Firefox Account 551
Firefox Sync upgrade - Frequently Asked Questions 547
Add-ons in Firefox for iOS 543
Calls and voicemail 536
Share pages with Firefox from other browsers 527
How to hide the tab strip when you only have one tab 514
Uninstall Thunderbird from your computer 502
Connect to Wi-Fi or data 498
Awesome Screen on iOS - access search and favorite sites in one place 491
Scan QR codes in Firefox for Android 489
How do I quit Firefox for Android? 485
How can I use Thimble to teach myself to code? 472
Identify noisy tabs in Firefox for Android 471
Hide the back, forward, reload, bookmark button in the right click context menu 466
Thunderbird Crashes 466
What is my Firefox OS version? 466
Tips for safe online shopping 461
Change the default language on Firefox for iOS 453
How do I use Do-not-track on Firefox for Android? 453
Configuration Options for Accounts 449
Adding a holiday calendar 444
Share your Android device with a Firefox Guest Session 439
Mobile Accessibility Features 435
Set Date and Time 430
Why does Thunderbird warn me that my server doesn't use encryption? 427
Firefox crashes - asking for support 426
Print a web page from Firefox for Android 424
Lightning User Interface 422
Change the look of Firefox for Android using themes 411
Display name in message list and message pane 411
Configuration Options for Character Encoding 406
Thunderbird and Comcast 405
What is Persona and how does it work? 404
Names but no Email Addresses are Displayed 402
Web pages aren't displaying properly in Firefox for Android 402
Norton Toolbar won't work with Firefox version 41 401
Configuration Options for Writing Messages 400
Change the tab list view in Firefox for iOS 397
Configure Origin Address for Multiple Gmail Accounts 396
How do I share Firefox between people on a computer? 390
FAQ Thunderbird and Windows 7 380
Creating a Newsgroup Account 376
Add, manage and share contacts 375
Configuration Options for Receiving Messages 371
Glossary of Terms including types of Accounts 367
Improve Mozilla Location Services by turning on Location Services in the Firefox for Android Settings 357
Print List of Messages 357
Firefox family-friendly browsing in a restricted profile 354
Recover lost bookmarks on Firefox Developer Edition 350
Manage photo and video gallery 347
Uninstall Firefox for Android add-ons 345
Zoom in and out of websites on Firefox for Android 343
How to add a shortcut to a website on Android 340
Configuration Options for Filtering Messages 333
How do I manage my Persona account? 333
Add Firefox to the Today view on your iOS device 330
Manage saved passwords in Firefox for iOS 329
Use tabs in Firefox for iOS 327
Suspicious activity on my Firefox Account 326
Thunderbird’s Scam Detection 322
ISP Database 320
Configuration Options for Tags 318
Navigation bar in Firefox for iOS 313
Search and discover content 313
Using Identities 307
Send and manage email 294
Hardware acceleration and WindowBlinds causes Firefox to crash 286
Menu Reference TB 282
Configuration Options for Search 279
Get started with Firefox OS 276
Thunderbird and Windows 8 272
Viewing All Body Parts 269
Uninstall apps 268
Streaks, smeared lines or blurry web pages while scrolling on Firefox 258
Signing in using Persona 252
Using Saved Searches 247
Thunderbird and AT&T 240
What is X-Ray Goggles? 238
Add Search Engine to Open Search 237
Search within a web page in Firefox for iOS 235
How can I help by submitting mobile performance data? 231
Turn off web fonts in Firefox for Android 229
Block or load images over WiFi on Firefox for Android 223
New in Thunderbird 31.0 219
Mobile-Optimized Websites in the Marketplace 216
Mozilla Crash Reporter TB 212
Privacy and Security on Firefox OS 212
How do I submit a bug for Firefox sync? 211
Share music, videos and photos 207
Email notifications and inbox sync 204
Facebook import error on ZTE Open 204
How to use TalkBack support in Firefox for Android for accessibility 204
Add web pages to your Reading List on Firefox for iOS 202
View data usage 201
Scrollable tabs on the Firefox for Android home screen 194
Using the Call Log 192
How do I inspect and edit my first web page? 189
View web pages in Reader View 189
What is Persona? 184
Keyboard settings 183
FAQ AOL email Sent Folder 182
Share your Internet connection 181
Send messages 180
Configuration Options for Add-ons 176
Slow down Firefox for Android's scroll speed 172
Working with events 172
Signing out using Persona 171
Visit websites on Firefox OS 171
What is Thimble? 171
Record Videos 168
Changing the Date or Time of an Event 167
Dual SIM cards 166
What is a Mozilla Backpack? 166
How to save a page as a PDF on Firefox for Android 155
Troubleshoot Firefox OS 155
Change the wallpaper 152
Switch or quit apps 151
Control screen brightness 149
Play and manage music 149
Why do I see a message asking if I want to see the page hosted on HTTPS? 147
What's new in Firefox for Android 146
Control notifications in Firefox for Android 144
Find My Device for Firefox OS 144
Firefox 3.6 is no longer supported 144
Adding music 142
Navigating your Firefox OS phone 141
How can I insert a selfie into my Thimble project? 138
Get help with Firefox Developer Edition 136
Am I really hacking a web page? 135
Preview pages on your tab list with 3D Touch 131
Use gestures in Firefox for Android 127
Setting the Screen Lock 126
Thunderbird is stuck in Safe Mode 122
Lastpass was disabled after updating Firefox 121
Using the camera 120
New Test Pilot experiments 116
Save battery power 114
Ringer, sound and vibrate settings 109
Creating a recurring event 107
Fix Gmail password errors 107
Use Firefox Accounts to manage your Marketplace apps 107
Set up a feed on Firefox for Android 105
Share files using Bluetooth 105
Configuration Options for Startup 104
How can I get help with my Thimble project? 104
No SMS after switching from iPhone 102
Localization Dashboards 97
Firefox no longer works with Windows 2000 96
List of Configuration Options 93
Listen to the radio 93
Thunderbird and Sympatico 91
Do not track on Firefox OS 89
Thunderbird makes unrequested connections 88
Help with Marketplace purchases 79
How can I share my Thimble projects? 78
New in Thunderbird 78
How do I share things from Firefox for Android? 77
Take screenshots 77
Contact Firefox OS carrier support 76
Do I need an account to publish a project using Thimble? 76
Set your SIM PIN 75
Unable to log in to websites that use signText on Firefox 75
Add and manage calendars 73
Where can I earn badges? 72
Rate your Firefox experience (Heartbeat) 71
My Mac won't shut down after updating to Firefox version 45 70
How can I use Thimble in my classroom or out-of-school learning environment? 69
Tracking protection in Firefox OS 67
How do I create a project with multiple files? 63
Where can I go for help and support? 63
How do I embed a tutorial into my Thimble project? 62
Plugin Crash Reports TB 60
Thunderbird can't be opened after you install it on a Mac - How to fix 59
Set Screen timeout 58
Where can I go for support? 58
Can I print a tip sheet with X-Ray Goggles shortcuts for an event? 53
How do I add code comments to a Thimble project? 52
What is Mozilla BadgeKit? 52
Can I create a single account for all of the students in my classroom to use? 49
How can I contribute to the Thimble project? 48
Thunderbird Enterprise Deployment 47
Set alarm clock 45
The Whats New or Migration Assistant tabs keep appearing 45
How can I get help with my X-Ray Goggles project? 42
Configuration Options for System 39
Do I need an account to publish a project using X-Ray Goggles? 36
Review Needed
Small Resolution Screens 36
Send performance data to Mozilla 35
Turn on Airplane Mode 35
What is Mozilla's Open Badges project? 33
What's new in the August 31, 2015 release? 33
How do I report a Thimble bug? 31
Configuration Options for Identity 30
How to improve HKSCS localization on Firefox on Windows XP 30
New in Thunderbird 24 30
Configuration Options for Certificates 28
How do I share the badges I've earned? 26
Klar - Content blocking app for Safari 21
How can I access projects I made with an older version of Thimble? 20
The call log won't finish loading 20
Update Accuweather or Wikipedia 20
Why Open Badges? 20
Is there Open Badges research available? 19
What is a badge? 18
Are all my badges public? 17
Check the battery level 16
Who else is issuing Open Badges? 15
Open Badges Calls 14
What is the Open Badges Infrastructure? 14
What is included in BadgeKit? 13
Who is BadgeKit for? 13
Is BadgeKit ready now? 12
Where can I go for technical help? 12
Why did we create Mozilla BadgeKit? 12
How do I become an issuer? 11
How can I personally display Open Badges? 10
How to Unsubscribe from a Mozilla newsletter, such as Firefox & You 9
Where can I find community research on Open Badges? 9
Flushing your DNS cache 8
What is BadgeKit? 6
Get involved with the Open Badges Community 5
How does my organization become a displayer of Open Badges? 4
Where is technical documentation for BadgeKit? 2
Get Menubar Back 1
Connect your Firefox OS device with a Computer
Fixing Flash issues in Firefox