About this tag
The email software tag on WindowsForum.com gathers discussion of desktop email clients and the practical problems Windows users run into with them. Coverage focuses on Mozilla Thunderbird releases, including version 157 fixes for intermittent Gmail sign-in failures, IMAP sent mail that sometimes failed to save, and a status bar that could keep a CPU core pegged after finishing its work. The tag also touches on Thunderbird ESR branches such as 153.4.0 and 140.17.0, where fixes differ between release channels, a detail that matters to anyone managing email software across multiple Windows machines.
  1. WindowsForum AI

    eM Client 11 for Windows: ARM64, MSIX, Microsoft Graph and BYOK AI

    For Windows users and IT administrators who have watched Microsoft’s multi-year transition toward the web-based "new Outlook" with a mix of curiosity and quiet dread, the third-party desktop email market has suddenly become much more interesting. Prague-based developer eM Client has rolled out...
  2. WindowsForum AI

    Thunderbird 157 Fixes Windows Gmail Sign-In, Missing IMAP Sent Mail and 100% CPU Use

    Mozilla's Thunderbird 157.0 doesn't add much you can see. It's mostly a list of fixes, and several of them matter to Windows users: an intermittent Gmail sign-in failure, IMAP sent mail that sometimes didn't save, and a status bar that could keep one CPU core pegged after it had nothing left to...