Thunderbird Email Hacks

Disable Updates

== DISABLE AUTO UPDATE VIA "REGEDIT" IN WINDOWS: ==
In windows, if you want to make sure, Thunderbird app update is  completely disabled, then for both 64bit & 32bit Windows or TB,  follow below steps:

 * runregedit.exe, ( reg =registry ) , accept the RISK related warnings, and find/browse to below reg key location:[[BR]] 

•HKEY_LOCAL_MACHINE\Software\Policies\Mozilla\Thunderbird(for Thunderbird=TB).[[BR]] orHKEY_LOCAL_MACHINE\Software\Policies\Thunderbird(for Thunderbird=TB).[[BR]] 

•HKEY_LOCAL_MACHINE\Software\Policies\Mozilla\Firefox(for Firefox=FF).[[BR]]
 * If any one of the above/below (Thunderbird related) reg keys does  not exist in Windows Registry, 
   then Create them with a right-click on  the previous key (for example: "Mozilla"), 
   and then selectNew>Key> specify key name (for example: "Thunderbird" or "Firefox"), 
   then right-click on the keyThunderbirdto configure TB, or, right-click on keyFirefoxto configure FF , 
   and again selectNew>Dword(32-bit) Value > name it!DisableAppUpdate> set its value to1to disable TB/FF app update & auto-update.

( If later you want-to/need-to enable app update, then you may set!DisableAppUpdatekey value to0. )


 * After above setting is done, user will see a line[[BR]]'''''"Updates disabled by your system administrator"'''''

Disable / Alter Max Size Limit without Warnings

Goto Config Editor

mailnews.tcptimeout = 600

mailnews.tcptimeout_append = 600

Overall Display Screen Size Factor

In config editor

layout.css.devPixelsPerPx

(-1 is default, change to 1,1.3 etc)