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My Imac will not recognise mail it says: Mail Library cannot be read because its format requires a newer version of macOS.
Upgrade your Mac to a newer version of macOS to use Mail.
But it is the newest macOS 10.15.1
Please help
iMac 21.5", macOS 10.15
macOS Catalina is now at 10.15.4 download the update from here,
https://support.apple.com/kb/DL2037?viewlocale=en_US&locale=en_US
once downloaded double-click to install.
macOS Catalina is now at 10.15.4 download the update from here,
https://support.apple.com/kb/DL2037?viewlocale=en_US&locale=en_US
once downloaded double-click to install.
Catalina is at 10.15.4 at the moment.
Why not update it?
Ahh, time differences, my answer crossed the answer of EauRouge.
When I go to system preferences it said fully updated
When I go to system preferences it said fully updated
Run this command in the Terminal then reopen System Preferences > Software Update.
sudo softwareupdate --reset-ignored
Catalina 10.15.1