FireFox Knowledge Base

Tips:

1. Size of Search Box can be resized by dragging the partition between the address box and search box    last updated 30Mar2013

   

2. The Title Bar of window can be restalled by clicking on the "Title Bar" in the "Customize Firefor" page which is opened by clicking the "Open men" button on the upper right corner, then clicking the "Customize the Menu and Toolbars" such that the blue window background color of the tab toolbar can return to the normal gray menu bar backgroung color as in usual window.       last updated 5Mar2015

   

3. About Protocol Links ofURLs that begin with about:.  Source: http://kb.mozillazine.org/About_protocol_links    last updated 28Nov2015

   

4. About Add-on signing in Firefox. Source: https://support.mozilla.org/en-US/kb/add-on-signing-in-firefox     last updated 21Dec2015
   No longer work after Firefox 48  last updated 13Aug2016

   

5. About Profile Manger used in Firefox for opening more than one firefox profile. The profile manger of Firefox can be opened by adding a switch, e.g.   "firefox.exe -profilemanager"  or  "firefox.exe -p". The addition of first additional profile to the default profile must be added before running Firefox.  The profile of Firefox can be selected before opening Firefox by adding switches, e.g.  "firefox.exe  -p -no-remote"  Source: http://kb.mozillazine.org/Profile_Manager        last updated 21Jun2016

   

6. About Profile Folder used in Firefox and Addon for storing user information.  The location of profile in WinXP is "C:\Documents and Settings\UserName\Application Data\Mozilla\Firefox\Profiles\" Source: http://kb.mozillazine.org/Profile_folder       last updated 13Jun2016

   

7. About Cache Disk Parent Directory used in Firefox for caching. The cache can be relocated by adding the "browser.cache.disk.parent_directory" preference of value equal to a user parent folder path. The cache directory location can be viewed in about:cache. A cache disk can be used only when the value of "browser.cache.disk.enable" is true and the value of "browser.cache.disk.capacity" must be set to a positive integer.  Source: http://kb.mozillazine.org/Browser.cache.disk.parent_directory        last updated 13Jun2016

   

8. Both cache disk parent directory and profile folder must be move to fast drive in order to browse many pages at the same time faster.      last updated 13Jun2016

9. An actuated firefox update may be cancelled by removing the remove the files in the updates folder. For Windows:C:\Users\<user>\AppData\Local\Mozilla\Firefox\Mozilla Firefox\updates. last updated 13Jun2017
10. No sound output from Firefox 58 for trusted source can be temporary fixed by reducing the value of  'security.sandbox.content.level' in about:config to a lower level, 3, 2, or 1 etc. But should be reset to default after used. last updated 04Feb2018