Thunderbird portable on a portable hard drive has been working fine for 2 months. Now it will not start up.
New: MBox Viewer (Mar 22, 2026), Platform 30.3 (Mar 29, 2026)
1,400+ portable packages, 1.2 billion downloads
Our costs have risen a bunch. Please donate if you can!
I have the same problem!
Friday I still used it - no problems.
Saturday morning suddenly everything (Emails, accounts, addresses) was gone and Thunderbird asked me "Do you want to make a new account?".
NO, I don't!! I simply want my emails back!!! :-((((