The test results you have selected are very old and may not represent the current state of Wine.
Selected Test Results (selected in 'Test Results' table below)
What works
At the beginning everything seemed to be working, but after few "runs" Thunderbird started hanging (only under linux/wine - it works OK under Windows).
What does not
At the beginning everything seemed to be working, but after few "runs"
Thunderbird started hanging (only under linux/wine - it works OK under
Windows).
Thiunderbird Portable hangs at startup
What was not tested
Application startup, account adding/editing, receiving and e-mails (IMAP/POP/SMTP)... It all worked, but suddenly whole Thunderbird started crashing at start.