283 Determine which tab in Firefox is using CPU resources? 2011-01-18T21:55:15.867

281 How can I clear a single site from the cache in Firefox? 2010-08-07T17:33:06.007

222 How can this website reidentify me even after deleting all of my browser's history and using a VPN? 2017-09-16T15:33:06.977

217 Clear 301-redirect cache in Firefox 2012-08-29T21:44:20.047

163 All of my Firefox add-ons have been disabled suddenly, how can I re-enable them? 2019-05-04T01:58:52.847

129 How to install the real Firefox on Debian? 2011-08-12T14:26:20.247

126 How to download favicon from website? 2010-06-29T02:16:45.830

125 Why does Firefox use the "chrome://" protocol / schema in URLs? 2012-12-10T01:53:52.253

123 How do these icons work: ✅️? 2017-02-01T00:28:41.410

93 Is there a way to identify the busy (CPU-consuming) tab in Firefox? 2014-06-27T03:29:42.997

91 How can I override the CSS of a site in Firefox with userContent.css? 2011-08-04T08:30:14.687

91 How does Firefox know my ISP login page? 2019-10-05T13:09:08.550

89 Is there an "about:config" (Firefox) In Google's Chrome? 2009-08-17T11:16:01.860

89 Firefox quickly forget HTTP Basic Auth 2010-08-27T21:05:39.597

88 Strange dotless decimal notation of IP address... How does it work? 2014-04-02T01:38:27.017

87 How to add a custom search engine to Firefox? 2009-07-17T18:00:28.233

82 Is there a method to export the URLs of the open tabs of a Firefox window? 2010-01-17T01:53:15.623

81 How to sync bookmarks across Google Chrome and Mozilla Firefox bookmarks? 2011-01-15T19:39:43.437

80 Does Firefox still have the 3D DOM viewer? 2014-06-29T19:17:51.677

80 How to block Hot Network Questions in the sidebar of Stack Exchange network? 2016-12-19T06:13:23.627

77 Is it possible to leave Firefox open when closing its only tab? 2018-04-01T16:41:22.277

76 How to order windows of the same program on taskbar 2013-11-25T15:38:07.487

75 How do websites block selecting text and how do I unblock that? 2018-01-05T09:30:16.210

74 How to bypass the "secure connection failed" warning in Firefox 33 2014-10-14T17:37:29.993

73 How to turn off the Firefox cache? 2009-08-15T10:08:30.477

71 Switching back to last tab on Firefox 2011-05-30T21:07:14.590

70 How to take a screenshot that includes a scrolling element within a web page in Firefox? 2016-06-13T06:28:32.630

66 Disabling the "Enable notifications?" popup in Firefox 2015-08-18T20:20:33.497

64 Force-refreshing only JavaScript files in Firefox and Chrome 2009-09-05T02:01:13.553

61 How to hide tab bar (tabstrip) in Firefox 57+ Quantum 2017-11-15T21:07:49.403

60 How to forbid keyboard shortcut stealing by websites in Firefox 2010-07-27T00:48:11.317

60 How to disable Ctrl+Q shortcut in Firefox on Linux 2018-04-29T20:57:03.873

58 How do I search a page using a regular expression in Firefox? 2010-11-08T19:39:35.910

57 How is a program that's not in my path being run? 2012-07-25T13:04:19.063

57 Does saving a web page using Ctrl+S in Firefox make the browser load the site a second time? 2018-08-27T05:39:46.697

55 What's the difference between Vimperator and Pentadactyl? 2011-03-23T03:41:38.283

55 Why is YouTube buffering/loading behavior so horrible in Chrome? 2013-04-22T19:36:33.350

55 Manually add username/password to Saved Password list? 2014-07-11T02:08:32.870

54 Why does Firefox force a 3 second delay before installing add-ons? 2011-08-08T11:48:50.480

53 How can I get a new browser session when opening a new tab or window on Firefox/Chrome? 2009-07-15T09:57:46.733

52 Changing Firefox Tab Cycle Order 2009-08-05T18:24:20.060

52 What is the difference between Mozilla Firefox and Mozilla Firefox Developer Edition? 2014-11-20T07:42:37.213

51 Firefox - Get "Highlight all" button to be on by default 2013-09-06T04:11:02.803

49 How to Determine which Firefox Add-ons are Using the Most Memory 2009-07-16T17:52:13.487

49 How safe is Firefox password manager? 2009-08-09T07:50:58.530

49 What is the "Google Update" Firefox add-on? 2010-06-25T22:25:16.473

48 How to disable permission to read 'System Fonts' and 'Browser Plugin Details' in Chrome and Firefox 2011-06-03T19:51:47.367

47 How do I make Firefox spellcheck in multiple languages simultaneously? 2010-02-12T20:48:17.543

47 Change the white background in webpages to another color 2010-08-26T23:34:13.320

47 Firefox "Untrusted Connection" warnings when visiting reputable HTTPS sites when using child's account 2014-12-17T10:19:13.313

44 How to run a regex search on Google Chrome or Firefox? 2012-02-03T01:55:11.050

44 How can I unload a tab manually? 2012-08-13T13:48:23.253

41 How to track url redirects in the browser? 2011-02-05T18:30:50.087

40 How do I prevent pages I visit from overriding selected Firefox shortcut keys? 2012-03-11T01:40:41.000

40 ’Create application shortcut...' Chrome's feature in Firefox? 2012-08-31T09:56:38.383

39 How to configure Firefox for NTLM SSO (Single-Sign-On)? 2013-10-24T08:13:34.510

39 How can I selectively disable paste blockers 2014-12-29T13:56:28.307

38 Can a site detect if I use AdBlock in Firefox? 2010-02-03T07:47:29.297

38 Task Manager for Firefox (like in Chrome?) 2013-06-25T13:21:32.997

38 "libavcodec may be vulnerable..." message in Firefox 2016-10-20T12:13:57.707

37 Firefox - always show the tabs in fullscreen mode 2009-09-19T23:00:49.480

36 Flash overrides Firefox keyboard shortcuts -- how to turn that off? 2010-08-06T20:32:23.853

36 How to find out which Firefox tab is using most CPU or memory? 2011-03-28T17:03:41.397

36 Copying unicode symbols from Firefox address bar as is 2012-09-28T07:46:30.983

36 Windows 10 won't accept Firefox as the default browser 2015-08-04T10:36:20.050

35 How to make the about:blank page black or any other color in Firefox? 2013-06-03T17:19:33.657

35 How to add Separator to Google Chrome Bookmarks Bar? 2013-08-20T01:46:36.473

35 Prevent automatic redirects in Firefox 2015-02-07T05:51:54.210

35 How can I get Firefox to prefer HTTPS over HTTP? 2016-07-16T15:36:57.697

34 How to remove http:// adding in addressbar of google-chrome/firefox? 2012-11-09T15:26:31.503

34 How can I disable HTML5 content in popular browsers like Firefox and Chrome? 2013-11-06T07:12:18.553

33 Do disabled Firefox extensions make Firefox slower? 2009-08-27T15:48:05.773

33 How do I Install Flash Player 10 without Adobe Download Manager? 2009-10-24T17:50:20.383

33 How do I recover a form in Firefox *without* installing a plugin? 2011-01-22T08:56:53.687

32 What makes LastPass so secure? 2010-01-02T18:15:17.357

32 Disable two-finger swipe on Firefox 2012-12-22T22:52:20.973

32 Firefox Quantum (ver >= 57) - How Can I Hide the Horizontal Tab Bar with TreeStyle Tabs? 2017-10-23T16:19:35.287

31 How to do DNS through a proxy in Firefox? 2010-02-02T01:16:03.357

31 Is there a way to indicate which Firefox tab is making sounds? 2013-01-09T23:35:23.390

31 How to enable electrolysis (e10s) on Mozilla Firefox Beta 2016-01-21T11:08:01.373

31 How to view previous Firefox notifications? 2017-11-25T18:33:28.760

30 Make Chrome's Omnibar behave more like the Firefox AwesomeBar 2010-03-17T06:49:02.697

30 firefox: Disable delay on download dialog buttons 2016-01-08T18:25:34.143

30 Change key bindings (keyboard shortcuts) in Firefox Quantum 2017-11-23T13:07:45.563

29 How do I display the latest Unicode characters (esp. emoji) in Windows browsers? 2016-06-27T23:40:14.610

29 Why is there bunch of references to chrome browser in a new - empty tab of Firefox? 2017-08-24T11:40:12.567

28 Firefox hide everything except content area of the browser 2015-09-25T05:49:44.060

27 Install Firefox 4 Beta alongside Firefox 3.6? 2010-07-07T16:23:26.850

27 Firefox writes megabytes of data per minute to disk, why? 2012-03-11T13:22:20.857

27 How can I make a tab in Firefox falsely believe that it still has the focus? 2012-10-24T18:23:28.393

27 Disable firefox fullscreen warning with html5 stuff? 2013-06-30T11:41:48.340

27 Use Media Keys for Soundcloud, YouTube, etc.. in Firefox? 2015-07-31T09:25:45.013

27 How to convert a webpage to PDF with preserving its look (exactly as on web browser) and text/links? 2016-04-12T15:17:35.083

26 Does Firefox support wildcards in NTLM / Negotiate URI's for autologin? 2009-07-21T15:57:03.293

26 How to recover form information for a webpage in Firefox 2010-09-01T17:39:49.387

26 How to disable CSP in Firefox for just bookmarklets? 2013-04-22T12:41:02.357

26 How to enable NTLM for all intranet sites in Firefox? 2013-05-10T19:12:26.593

26 How to get the Markdown Viewer addon of Firefox to work on Linux? 2014-01-03T03:13:08.873

26 Firefox 43 puts black spots on display 2016-01-06T04:27:50.333