Long email threads cause huge lag


Any email threads longer than 20 emails completely slows down Mailspring to the point it’s barely useable. Attachments don’t seem to make a difference.


  • OS and Version: macOS 11.5.2
    • Installation Method: installer
  • Mailspring Version: 1.9.2

There’s a similar bug report here, so it might be worth adding your voice there, to encourage the devs to work on it because they know plenty of folk care!

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