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mail folder

  1. B

    all Mail accounts gone after upgrade Mojave -> Big Sur

    Hi all, I upgraded Mojave to Big Sur yesterday. (2018 Mac Mini) On first launch, Mail displayed the usual "updating database" message. No error messages, but: all Mails for all accounts are now gone. I have a full backup (Carbon Copy Cloner), so I'm not breaking a sweat (yet). I tried...