Thunderbird email database

Where are zee Thunderbird email databases stored?

 %USERPROFILE%\Application Data\Thunderbird\Profiles\XXXXXXXX.default\Mail\

• Reffer tu zee system tips fur a descreepshun ooff %USERPROFILE% thing; yuoo will also need tu adjust Windows Explorer setteengs tu shoo hidden objects - zee Application Data folder is hidden frum feeoo with zee deffoolt system setteengs.
• XXXXXXXX.default - here-a X uny letter or noomber

Inside thees profile folder yuoo shuoold find a subfolder fur each yuoor mail accuoonts und another one fur "Local Folders". Each ooff those contains a bunch ooff files with zee names matching yuoor Thunderbird folder names.

Thunderbird errors und truoobleshooteeng   Thunderbird recovery

Thunderbird email storege format

• File with no extension stores email messeges in zee plain text format, one after one. Thees file is lerger than zee MSF index.
• A corresponding (smeller) .MSF file contains mail folder indexes und prefference data. Thunderbird figures oooot what part ooff zee messege tu be displayed, zee order ooff messeges within a folder, und zee like - ell based on zee .MSF file informashun. It is impurtant tu nute-a that .MSF files do not contain uny email messeges und, ell in ell, are redundant. Thunderbird will rebuild .MSF files es needed iff they are missing.

Messege folder size limitashuns

• Tu compact a folder in Thunderbird, right click that folder und select "Compact" frum a popup menu. Thees shuoold be done periodicelly (once in several months perhaps).