Most Visited

Article Visits Status
Get started with Firefox - An overview of the main features 3,045,243
What does "Your connection is not secure" mean? 1,152,482
Refresh Firefox - reset add-ons and settings 1,141,442
Cookies - Information that websites store on your computer 1,099,743
Update Firefox to the latest version 1,064,823
New in Thunderbird 45.0 953,643
Review Needed
Page Info window - View technical details about the page you are on 443,830
How does built-in Phishing and Malware Protection work? 415,488
Add-on signing in Firefox 395,831
How to troubleshoot the error code "SEC_ERROR_UNKNOWN_ISSUER" on secure websites 331,072
What's New in Firefox for iOS (version 5.0) 259,990
About Tiles in New Tab 170,063
Web Push notifications in Firefox 163,255
Startup, home page, tabs, and download settings 163,121
Find and install add-ons to add features to Firefox 147,668
Install an older version of Firefox 145,537
Mixed content blocking in Firefox 140,367
Review Needed
New in Thunderbird 38.0 138,595
Make Firefox the default browser on Android 130,331
Why do I have to click to activate plugins? 128,713
Send plugin crash reports to help Mozilla improve Firefox 122,370
Install the Flash plugin to view videos, animations and games 119,169
Watch DRM content on Firefox 110,226
Install Firefox on Linux 101,476
How to download and install Firefox on Windows 95,746
How to set the home page 84,989
Troubleshoot the "Secure Connection Failed" error message 81,342
Pop-up blocker settings, exceptions and troubleshooting 80,464
Keyboard shortcuts - Perform common Firefox tasks quickly 79,214
Advanced panel - Accessibility, browsing, network, updates, and other advanced settings in Firefox 78,484
Private Browsing - Use Firefox without saving history 76,768
Firefox support has ended for Mac OS X 10.6, 10.7 and 10.8 75,130
Profiles - Where Firefox stores your bookmarks, passwords and other user data 73,684
Enable and disable cookies that websites use to track your preferences 70,814
How to clear the Firefox cache 70,005
Support for Hello discontinued in Firefox 49 64,536
How to download and install Firefox on Mac 64,274
Flash Plugin - Keep it up to date and troubleshoot problems 57,884
Tracking Protection in Private Browsing 57,336
Search suggestions in Firefox 55,372
Settings for web content, pop-ups, fonts, and languages 54,609
Filelink for Large Attachments 54,286
Adobe Flash protected mode in Firefox 47,769
Password Manager - Remember, delete, change and import saved passwords in Firefox 47,085
Delete cookies to remove the information websites have stored on your computer 46,871
Restore bookmarks from backup or move them to another computer 45,571
Firefox is slow - How to make it faster 42,909
Use the Java plugin to view interactive content on websites 42,722
Delete browsing, search and download history on Firefox 41,409
Change your default search settings in Firefox 41,068
Make Firefox your default browser 40,697
Firefox hangs or is not responding - How to fix 39,366
Find what version of Firefox you are using 39,072
Use the Profile Manager to create and remove Firefox profiles 38,863
Private Browsing in Firefox for iOS 38,860
Troubleshoot Firefox issues using Safe Mode 38,783
Customize the New Tab page 38,511
Integration into Thunderbird 36,494
Disable or remove Add-ons 36,306
How do I set up Sync on my computer? 36,141
Troubleshoot extensions, themes and hardware acceleration issues to solve common Firefox problems 34,870
Update to the latest version of Firefox for Android 34,780
Fix video and audio playback problems on Firefox for Windows 31,239
Adobe Flash plugin has crashed - Prevent it from happening again 31,238
Troubleshoot and diagnose Firefox problems 30,749
Reset Firefox preferences to troubleshoot and fix problems 29,116
Warning Unresponsive script - What it means and how to fix it 28,467
Private Browsing on Firefox for Android 27,202
Recovering important data from an old profile 26,746
Firefox uses too much memory (RAM) - How to fix 26,605
How do I tell if my connection to a website is secure? 26,010
Firefox uses too many CPU resources - How to fix 25,997
Websites don't load - troubleshoot and fix error messages 25,706
Back up and restore information in Firefox profiles 25,442
Profiles - Where Thunderbird stores your messages and other user data 24,988
Customize Firefox controls, buttons and toolbars 23,667
Export Firefox bookmarks to an HTML file to back up or transfer bookmarks 23,651
Firefox crashes - Troubleshoot, prevent and get help fixing crashes 23,631
Troubleshoot Firefox issues caused by malware 23,488
Control Center - manage site privacy and security controls 22,656
Bookmarks Toolbar - Display your favorite websites at the top of the Firefox window 22,490
Uninstall Firefox from your computer 21,884
Firefox won't start - find solutions 21,814
Moving Thunderbird Data to a New Computer 21,612
Use plugins to play audio, video, games and more 21,332
Security and passwords settings 21,297
Accessibility not available during multi-process support 20,513
Upgrade your graphics drivers to use hardware acceleration and WebGL 20,373
Configuration Editor for Firefox 20,325
Server Not Found - Troubleshoot connection problems 20,245
What's new in Firefox for iOS (version 4.0) 20,220
Tracking Protection in Firefox for Android 19,526
Fix common audio and video issues 19,045
Settings for privacy, browsing history and do-not-track 18,926
Create bookmarks to save your favorite webpages 18,901
Recover lost or missing Bookmarks 18,453
How to run Firefox when your profile is missing or inaccessible 18,395
Restore previous session - Configure when Firefox shows your most recent tabs and windows 18,336
Firefox can't load websites but other browsers can 18,281
View PDF files in Firefox 18,242
Clear your browsing history and other personal data on Firefox for Android 17,738
Awesome Bar - Search your Firefox bookmarks, history and tabs from the address bar 17,524
How do I watch Flash videos with Firefox for Android? 17,292
Hide or display Tiles in New Tab 17,255
Applications panel - Set how Firefox handles different types of files 17,154
Import bookmarks from Google Chrome 16,963
Font size and zoom - increase the size of web pages 16,813
Ignoring threads 16,755
Use themes to change the look of Firefox 16,256
JavaScript settings and preferences for interactive web pages 16,229
Websites say cookies are blocked - Unblock them 16,184
Create a desktop shortcut to a website 16,149
Troubleshoot issues with plugins like Flash or Java to fix common Firefox problems 16,025
Fix problems that cause images to not show 15,357
Insecure password warning in Firefox 15,253
Use the Troubleshooting Information page to help fix Firefox issues 14,999
Fix printing problems in Firefox 14,091
"This Connection is Untrusted" error message appears - What to do 13,956
Change what Firefox does when you click on or download a file 13,910
Import Bookmarks from Internet Explorer 13,650
What to do if you can't download or save files 13,571
Manual Account Configuration 13,532
How to allow Java on trusted sites 13,271
Use the Adobe Reader plugin to view or download PDF files 13,250
What happened to the File, Edit, and View menus? 12,969
Add-ons that cause stability or security issues are put on a blocklist 12,611
Signatures 12,400
Will Firefox work on my mobile device? 12,343
Firefox Health Report - understand your browser performance 12,299
Send anonymous usage data from Firefox on mobile devices 12,197
What do the SSLv3 error messages mean on Firefox? 12,184
Use the Search bar in Firefox 12,149
How to troubleshoot time related errors on secure websites 12,054
Thunderbird and Gmail 11,919
How to change your default browser in Windows 10 11,843
Play Windows Media files in Firefox with the Windows Media plugin 11,812
Install Firefox on an Android device using Google Play 11,810
Firefox menu icon is missing on Android - how to access the menu 11,590
How do I delete a bookmark? 11,350
Install Firefox on your iPad, iPhone or iPod 11,330
Configure Windows Firewall to allow Firefox access to the Internet 11,094
Where to find and manage downloaded files in Firefox 10,937
Usernames and passwords are not saved 10,924
Use the QuickTime plugin to play audio and video 10,911
Change the Default Language 10,872
Block and unblock websites with parental controls on Firefox 10,693
How to fix preferences that won't save 10,439
Firefox does not work - Common fixes to get you back up and running 10,423
Configure firewalls so that Firefox can access the Internet 10,358
Forget button - quickly delete your browsing history on Firefox 10,320
Import Bookmarks from an HTML file 10,218
Remove a toolbar that has taken over your Firefox search or home page 10,164
Use the Silverlight plugin to play audio and video 9,904
Firefox takes a long time to start up 9,747
Tab preferences and settings 9,352
Import Bookmarks and personal data from another browser 9,026
Unable to install add-ons (extensions or themes) 9,009
Control whether Firefox automatically fills in forms 8,841
How do I turn on the Do Not Track feature? 8,755
Switching to Thunderbird 8,755
Review Needed
Websites look wrong or appear differently than they should 8,640
Use Firefox for Android to send videos to your Roku 8,410
How do I tell if I have the 32-bit or 64-bit Firefox? 8,302
Firefox repeatedly opens empty tabs or windows after you click on a link 8,266
What is plugin-container 8,166
"Firefox is already running but is not responding" error message - How to fix it 8,158
Sync bookmarks, tabs, history and passwords on Android 8,149
Using Lightning with Google Calendar 8,058
Wrong home page opens when I start Firefox - How to fix 8,038
Set a home page on Firefox for Android 8,019
How to print web pages in Firefox 7,989
Fix login issues on websites that require a username and password 7,662
Installing Thunderbird on Windows 7,596
Automatic Account Configuration 7,559
Add or remove a search engine in Firefox 7,552
What to do if Firefox won't play any sounds 7,489
How to switch from 32-bit to 64-bit Firefox 7,488
Use Firefox for Android to send videos to Chromecast 7,487
How do I restore my tabs from last time? 7,428
Set Adobe Flash to "click to play" on Firefox 7,296
Mixed content blocker in Firefox for Android 7,194
Use bookmark folders to organize your bookmarks 7,176
How do I copy and paste text on Android? 7,060
Installing Thunderbird on Linux 7,033
HTML5 audio and video in Firefox 6,985
Firefox and other browsers can't load websites 6,918
Review Needed
Remote Content in Messages 6,886
Can't add, change or save bookmarks - How to fix 6,748
Use the Firefox interface in other languages with language packs 6,726
Fix problems connecting to websites after updating Firefox 6,721
Import Internet Explorer Favorites from another computer 6,618
How to make Firefox and websites go full screen 6,569
Disable third-party cookies in Firefox to stop some types of tracking by advertisers 6,352
What's new in Firefox for iOS (version 3.0) 6,324
Warning Unresponsive plugin - What it means and how to fix it 6,203
How to disable the built-in PDF viewer and use another viewer 6,197
Websites show a spinning wheel and never finish loading 6,156
I found a fake Firefox update 6,097
Save web pages to your Reading List on Firefox for Android 6,066
Using Multiple Profiles 5,995
Installing Firefox for Android on an Amazon Kindle Fire 5,981
Fix problems with Facebook games, chat and more 5,846
Where are my logins stored? 5,820
Installing Thunderbird 5,732
Firefox's default home page has quick links to common features 5,713
Change the program used to open email links 5,654
Setting Firefox as the default browser does not work - What to do 5,592
Firefox keeps crashing at startup 5,543
How do I change my Mac Security Settings so I can open Firefox Marketplace apps? 5,388
Cannot send messages 5,076
How do I use the Firefox spell checker? 5,042
How to search the contents of the current page for text or links 5,031
Firefox no longer works with some versions of Windows XP 5,000
Cannot receive messages 4,942
What is the Mozilla Maintenance Service? 4,902
Cannot remove an add-on (extension or theme) 4,901
Avoid crashes - Tips and tricks 4,848
How to save a web page 4,845
I'm having problems confirming my new Firefox Account 4,822
How to stop Firefox from making automatic connections 4,771
Clear recent searches from the Search bar 4,660
Firefox Sync troubleshooting and tips 4,553
Secure Website Certificate 4,456
Navigation buttons like back, home, bookmarks and reload are missing 4,417
Blocking a sender 4,408
I've lost my Firefox Sync account information - What to do 4,379
Set a homepage in Firefox for iOS 4,235
Organize Your Messages by Using Filters 4,231
Add-on signing in Firefox for Android 4,182
Thunderbird and Junk / Spam Messages 4,164
Change the fonts and colors websites use 4,106
Updating Thunderbird 4,087
Use a Master Password to protect stored logins and passwords 3,994
IMAP Synchronization 3,985
Firefox Reader View for clutter-free web pages 3,902
Keyboard Shortcuts TB 3,833
Access Mozilla Services with Firefox Accounts 3,814
Installing Thunderbird on Mac 3,763
Re-enable add-ons that were disabled when updating Firefox 3,743
Which version of Firefox am I using? 3,701
Search the web from the address bar 3,688
Reset your Master Password if you've forgotten it 3,647
Firefox Health Report says your browser is running slower than usual 3,600
Clear browsing history and cookies 3,537
What's new in Firefox for iOS 2.0 3,532
Digitally Signing and Encrypting Messages 3,507
How to create and use mailing lists on Thunderbird 3,506
How to fix the Update Failed error message when updating Firefox 3,489
Firefox no longer works with Mac OS X 10.5 3,462
What happened to the Add-on Bar? 3,458
Configuration Options for Viewing Messages 3,411
Thunderbird and Hotmail 3,348
Sort your bookmarks to quickly find the ones you want 3,277
How to remove the Babylon toolbar, home page and search engine 3,250
Sending and Receiving Messages on Thunderbird 3,204
Review Needed
Remove websites from the Awesome Bar suggestions 3,174
Mozilla Crash Reporter 3,147
Archived Messages 3,136
Addressing an Email 3,101
Hyperlinks in Messages Not Working 3,059
Export bookmarks to Internet Explorer 3,028
Pinned Tabs - keep favorite websites open and just a click away 3,027
Clear browsing history in Firefox for iOS 3,009
Flash videos won't play full screen 3,003
Using the Lightning Calendar Add-on 3,002
What is the winmail.dat attachment? 2,983
Live Bookmarks - Subscribe to a web page for news and updates 2,939
Firefox Marketplace Apps Stop Working on Firefox 48+ for Windows, Mac, and Linux 2,924
WhatsApp alternatives - Firefox OS 2,911
I'm having problems with my Firefox Account 2,872
Add Security Exception 2,802
Avoiding Quota Limits on Mail Servers 2,725
Fix "The bookmarks and history system will not be functional" error message 2,712
Add, delete and view bookmarked webpages in Firefox for Android 2,700
Protect your Thunderbird passwords with a Master Password 2,630
Make Thunderbird the Default Mail Client 2,605
How does Firefox for Android use the permissions it requests? 2,534
Sync your Firefox bookmarks and browsing history in iOS 2,528
What happened to the Status Bar? 2,492
Where is the "Pocket for Firefox" button? 2,469
Block websites from storing site preferences or login status in Firefox 2,463
Manage your Top Sites in Firefox for Android 2,449
Vacation Response 2,400
Accessibility features in Firefox - Make Firefox and web content work for all users 2,382
Configuration Options for Folders 2,375
Send text or multimedia messages from Firefox for Android 2,369
Switch from POP to IMAP account 2,363
How to turn off Java applets 2,350
Standalone address book 2,301
New Email Address 2,236
Keyboard Shortcuts for Searching 2,179
Export bookmarks to Safari 2,169
Save web pages for later with Pocket for Firefox 2,070
The Add-on Bar gives you quick access to add-on features 2,031
Display the Thunderbird menus and toolbar 2,028
Share telemetry data with Mozilla to help improve Firefox 2,008
Add social features to the Firefox sidebar 2,004
Tab Groups feature discontinued 2,004
How do I create a screenshot of my problem? 1,987
How to reset the default user agent on Firefox 1,981
View synced tabs from other devices 1,946
Use popular search suggestions in the Firefox Search bar 1,874
How do I choose what types of information to sync on Firefox? 1,872
Create secure passwords to keep your identity safe 1,805
Your hardware is no longer supported 1,795
Marketplace apps for Firefox Desktop 1,792
Find and install Add-ons on Firefox for Android 1,784
Installing Lightning into Thunderbird 1,766
Focus by Firefox 1,733
Changes to toolbars and window sizes are not saved 1,713
Get started with Firefox for Android 1,683
Use bookmarklets to quickly perform common web page tasks 1,672
How to Subscribe to News Feeds and Blogs 1,644
Enable or disable search engines on Firefox for iOS 1,628
Pre-8.1 versions of Websense cause startup crashes in Firefox 1,596
FAQ Changing IMAP to POP 1,595
Use tabs to organize lots of websites in a single window 1,581
Problems with email and how to find help 1,571
Uninstall Firefox for Android 1,550
Firefox Health Report - understand your Android browser performance 1,548
Manage my default search engines in Firefox for Android 1,539
View articles in Reader View on Firefox for Android 1,521
Copy a saved password in Firefox for Android 1,498
Creating New Calendars 1,494
Download music, photos and videos 1,490
Rebuilding the Global Database 1,475
Getting started with the Firefox for Android tablet browser 1,472
Thunderbird and Yahoo 1,471
Safe Mode Thunderbird 1,465
Review Needed
How can I send a large attachment? 1,461
Compacting folders 1,442
Configuration Options for Updates 1,427
Open links in the background for later viewing with Firefox for Android 1,427
Change the default language of Firefox for Android 1,405
Voice input in Firefox for Android 1,400
Configuration Options for Security 1,393
Disable Firefox Sync on a lost phone or tablet 1,375
Firefox is stuck in Safe Mode 1,372
Access your add-ons with Firefox Accounts 1,370
Open Search 1,369
Review Needed
Exporting and sharing a calendar 1,361
Tips to protect your online privacy 1,359
How can I get the latest version of Thunderbird on Windows XP or Vista? 1,348
Windows Media or other plugins stopped working after Firefox update 1,339
Firefox doesn't save web form entries 1,336
How to Customize Toolbars 1,328
Is Firefox available for iPhone or iPad in my language? 1,328
How to add and remove bookmarks in Firefox for iOS 1,310
Instant Messaging and Chat 1,286
Cannot delete messages 1,282
How to use a Virtual Card (vCard) 1,281
Config Editor 1,276
ISP Configuration Settings 1,251
How to sync your add-ons with another copy of Firefox 1,248
Firefox release notes - What's New and Known Issues 1,247
Avoid and report Mozilla tech support scams 1,216
Restore the default Smart Bookmarks Folders 1,203
View all Hotmail or Outlook emails 1,186
Installing apps 1,181
Configuring Lightning 1,172
What to do when searches take you to the wrong search website 1,171
Use the Firefox sidebar to access bookmarks, history and social features 1,170
Reply Above or Below Quoted Text 1,166
Bookmark Tags - Categorize bookmarks to make them easy to find 1,162
Installing an Add-on in Thunderbird 1,155
How do I install X-Ray Goggles? 1,140
Disable Pocket for Firefox 1,111
Thunderbird add-ons - frequently asked questions 1,104
How do I change to the desktop view in Firefox for Android? 1,103
Add search engines to Firefox for iOS 1,100
I can't play videos or audio on Firefox for Android 5.0 (Lollipop) 1,093
Share a webpage through Firefox Share 1,091
The thumbnails on the New Tab page are missing - how to get them back 1,086
Firefox says it's just updated every time it starts - how to fix 1,074
Configuring Email Aliases 1,060
Recalling an Email 1,058
Thunderbird FAQ 1,027
PDF files are blank or cause an error message on Mac 1,015
Firefox for Android displays blank web pages 1,009
Global Search 1,008
Recommendations in Marketplace 983
How to Install and Use another Language in the Dictionary on Thunderbird 978
Unable to set Firefox as the default browser for iOS 974
How to Customize the New Mail Sound 952
How to Use Attachments 950
Home page with pipe character opens extra tabs when Firefox starts 945
Why has my "Send" button been replaced with "Send Later" 945
How to search IMDB, Wikipedia and more from the address bar 940
Add email accounts 933
Frequently Asked Questions 932
Configuring Certificates 930
Maildir in Thunderbird 926
Log in to Pocket with your Firefox Account 924
Configuration Options for Attachments 915
Customizing the Start Page 911
Use mouse shortcuts to perform common tasks in Firefox 904
Allow Firefox to load multiple tabs in the background 903
Mute sound in Firefox tabs 901
Thunderbird Software Update Failed 894
Quick Filter Toolbar 891
Using Tabs on Firefox for Android 891
Change your Firefox search settings on Windows 10 883
Manage saved passwords in Firefox for Android 882
How to stay safe on the web 874
Automatically close Private Tabs when leaving Private Browsing 866
Firefox no longer works with Mac OS X 10.4 or PowerPC processors 862
Calendar (Lightning and Sunbird) FAQ 842
Changing IMAP to POP 837
Inviting Other People to Events 835
Configuration Options for Downloading Messages 826
Save passwords in Firefox for Android 807
Update to a new version 806
Switching the folder pane view 803
Changing calendar preferences 793
Enable Wi-Fi on Firefox for Android 793
Firefox Marketplace Apps Stop Working on Firefox 47+ for Android 790
Switch to a secure email provider 790
Firefox is no longer available for download in the T-Store 778
Certificate warnings in Firefox for iOS 774
Enable or disable cookies on Firefox for Android 766
Thunderbird Accessibility Features 763
Configuration Options for Sending Messages 756
Get help with Webmaker for Android 743
Message List Columns 737
Change your default search engine in Firefox for iOS 736
Viewing Desktop Sites on Firefox iOS 692
Use the Awesome Screen to search the web, bookmarks and more 691
Uninstall Firefox for iOS 687
Pages appear tiny when I print or view them in Print Preview 679
Remove Top Sites from the Firefox for iOS home screen 662
Creating a new event or task 639
Play videos full screen on Firefox for Android 633
Test Pilot - try Firefox's experimental features 629
Where to go for developer support 622
Add the Firefox Search widget to your home screen 610
Why is there an OpenH264 plugin in Firefox? 607
Getting help with your Firefox OS-based Panasonic TV 603
Thunderbird and Logjam 600
Search Firefox instantly on your Android home screen 594
Change your Firefox Accounts password 590
Clear your search history in Firefox Search 583
Full screen browsing on Android 583
Message Tabs 574
Set up a passcode and Touch ID in Firefox 571
Using Master Password on Firefox for Android 571
Sign up for Pocket with your Firefox Account 570
Calls and voicemail 554
Firefox Sync upgrade - Frequently Asked Questions 549
How to hide the tab strip when you only have one tab 526
Share pages with Firefox from other browsers 525
How can I use Thimble to teach myself to code? 522
Uninstall Thunderbird from your computer 520
Connect to Wi-Fi or data 506
How do I quit Firefox for Android? 503
Awesome Screen on iOS - access search and favorite sites in one place 491
What is my Firefox OS version? 485
Thunderbird Crashes 481
How do I use Do-not-track on Firefox for Android? 465
Tips for safe online shopping 465
Configuration Options for Accounts 464
Identify noisy tabs in Firefox for Android 458
Scan QR codes in Firefox for Android 456
Add-ons in Firefox for iOS 452
Share your Android device with a Firefox Guest Session 443
Adding a holiday calendar 436
Mobile Accessibility Features 435
Print a web page from Firefox for Android 434
Hide the back, forward, reload, bookmark button in the right click context menu 433
Change the default language on Firefox for iOS 432
Lightning User Interface 429
Set Date and Time 425
Why does Thunderbird warn me that my server doesn't use encryption? 422
Display name in message list and message pane 420
Change the look of Firefox for Android using themes 419
Configuration Options for Writing Messages 415
Configuration Options for Character Encoding 412
Names but no Email Addresses are Displayed 411
FAQ Thunderbird and Windows 7 406
Thunderbird and Comcast 404
Configure Origin Address for Multiple Gmail Accounts 403
What is Persona and how does it work? 403
Firefox crashes - asking for support 402
Web pages aren't displaying properly in Firefox for Android 402
Change the tab list view in Firefox for iOS 394
Norton Toolbar won't work with Firefox version 41 392
How do I share Firefox between people on a computer? 388
Configuration Options for Receiving Messages 376
Add, manage and share contacts 374
Glossary of Terms including types of Accounts 374
Creating a Newsgroup Account 370
Firefox family-friendly browsing in a restricted profile 370
Improve Mozilla Location Services by turning on Location Services in the Firefox for Android Settings 366
Manage saved passwords in Firefox for iOS 361
Print List of Messages 353
Recover lost bookmarks on Firefox Developer Edition 352
How to add a shortcut to a website on Android 348
Manage photo and video gallery 348
How do I manage my Persona account? 345
Configuration Options for Filtering Messages 343
Zoom in and out of websites on Firefox for Android 334
Configuration Options for Tags 333
Thunderbird’s Scam Detection 332
Uninstall Firefox for Android add-ons 331
Use tabs in Firefox for iOS 329
Suspicious activity on my Firefox Account 326
ISP Database 322
Add Firefox to the Today view on your iOS device 319
Navigation bar in Firefox for iOS 317
Using Identities 315
Search and discover content 303
Send and manage email 299
Thunderbird and Windows 8 296
Menu Reference TB 293
Hardware acceleration and WindowBlinds causes Firefox to crash 284
Get started with Firefox OS 283
Configuration Options for Search 276
Viewing All Body Parts 272
Uninstall apps 263
What is X-Ray Goggles? 250
Search within a web page in Firefox for iOS 247
Add Search Engine to Open Search 246
Using Saved Searches 240
Signing in using Persona 238
How can I help by submitting mobile performance data? 237
Thunderbird and AT&T 233
Streaks, smeared lines or blurry web pages while scrolling on Firefox 227
Turn off web fonts in Firefox for Android 223
Mobile-Optimized Websites in the Marketplace 222
New in Thunderbird 31.0 217
Block or load images over WiFi on Firefox for Android 213
Privacy and Security on Firefox OS 212
Add web pages to your Reading List on Firefox for iOS 211
Share music, videos and photos 210
Mozilla Crash Reporter TB 209
FAQ AOL email Sent Folder 207
How do I submit a bug for Firefox sync? 207
Facebook import error on ZTE Open 205
What's new in Firefox for Android 202
View data usage 199
Scrollable tabs on the Firefox for Android home screen 197
How to use TalkBack support in Firefox for Android for accessibility 196
Using the Call Log 193
Email notifications and inbox sync 192
Send messages 189
What is Thimble? 183
What is Persona? 182
How do I inspect and edit my first web page? 181
Configuration Options for Add-ons 180
View web pages in Reader View 179
Share your Internet connection 178
Dual SIM cards 177
Keyboard settings 177
Record Videos 177
Signing out using Persona 177
Visit websites on Firefox OS 175
Changing the Date or Time of an Event 173
What is a Mozilla Backpack? 173
Working with events 170
Slow down Firefox for Android's scroll speed 167
Play and manage music 163
Switch or quit apps 154
Change the wallpaper 153
How can I insert a selfie into my Thimble project? 150
Control screen brightness 148
Navigating your Firefox OS phone 147
Why do I see a message asking if I want to see the page hosted on HTTPS? 147
How to save a page as a PDF on Firefox for Android 146
Troubleshoot Firefox OS 146
Am I really hacking a web page? 145
Control notifications in Firefox for Android 142
Adding music 141
Firefox 3.6 is no longer supported 141
Preview pages on your tab list with 3D Touch 140
Find My Device for Firefox OS 139
Get help with Firefox Developer Edition 137
Setting the Screen Lock 134
Lastpass was disabled after updating Firefox 127
Use gestures in Firefox for Android 126
Thunderbird is stuck in Safe Mode 123
Save battery power 120
Using the camera 115
Creating a recurring event 112
Fix Gmail password errors 112
Use Firefox Accounts to manage your Marketplace apps 110
Share files using Bluetooth 109
No SMS after switching from iPhone 108
Ringer, sound and vibrate settings 108
Configuration Options for Startup 106
Listen to the radio 105
Set up a feed on Firefox for Android 104
New Test Pilot experiments 103
Localization Dashboards 100
How can I get help with my Thimble project? 99
List of Configuration Options 97
Firefox no longer works with Windows 2000 94
Do not track on Firefox OS 91
How can I share my Thimble projects? 91
Thunderbird and Sympatico 88
New in Thunderbird 86
Take screenshots 86
Thunderbird makes unrequested connections 83
Contact Firefox OS carrier support 82
Do I need an account to publish a project using Thimble? 81
Help with Marketplace purchases 81
How do I share things from Firefox for Android? 79
How can I use Thimble in my classroom or out-of-school learning environment? 78
Set your SIM PIN 78
Add and manage calendars 77
How do I create a project with multiple files? 73
Where can I earn badges? 73
Rate your Firefox experience (Heartbeat) 69
My Mac won't shut down after updating to Firefox version 45 67
Unable to log in to websites that use signText on Firefox 67
How do I embed a tutorial into my Thimble project? 65
Tracking protection in Firefox OS 65
Where can I go for help and support? 61
Plugin Crash Reports TB 59
Set Screen timeout 59
Where can I go for support? 59
Can I print a tip sheet with X-Ray Goggles shortcuts for an event? 57
Thunderbird can't be opened after you install it on a Mac - How to fix 56
How do I add code comments to a Thimble project? 52
What is Mozilla BadgeKit? 51
How can I contribute to the Thimble project? 50
Set alarm clock 50
Can I create a single account for all of the students in my classroom to use? 48
The Whats New or Migration Assistant tabs keep appearing 48
Configuration Options for System 47
Thunderbird Enterprise Deployment 47
How can I get help with my X-Ray Goggles project? 44
Do I need an account to publish a project using X-Ray Goggles? 41
Review Needed
Small Resolution Screens 37
New in Thunderbird 24 34
Turn on Airplane Mode 33
What's new in the August 31, 2015 release? 33
How do I report a Thimble bug? 30
What is Mozilla's Open Badges project? 30
How to improve HKSCS localization on Firefox on Windows XP 28
How do I share the badges I've earned? 27
Configuration Options for Certificates 26
Configuration Options for Identity 26
Send performance data to Mozilla 26
The call log won't finish loading 24
How can I access projects I made with an older version of Thimble? 22
Klar - Content blocking app for Safari 22
Update Accuweather or Wikipedia 22
Check the battery level 18
What is a badge? 18
Why Open Badges? 18
Are all my badges public? 17
Is there Open Badges research available? 17
Open Badges Calls 14
Where can I go for technical help? 13
Who else is issuing Open Badges? 13
What is the Open Badges Infrastructure? 12
How can I personally display Open Badges? 11
How do I become an issuer? 11
Is BadgeKit ready now? 11
Who is BadgeKit for? 11
Flushing your DNS cache 9
How to Unsubscribe from a Mozilla newsletter, such as Firefox & You 9
What is included in BadgeKit? 9
Where can I find community research on Open Badges? 9
Get involved with the Open Badges Community 8
What is BadgeKit? 8
Why did we create Mozilla BadgeKit? 8
How does my organization become a displayer of Open Badges? 5
Connect your Firefox OS device with a Computer 2
Fixing Flash issues in Firefox 1
Where is technical documentation for BadgeKit? 1
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