Can't connect to the account XXXXX@pobox.com....
After a recent company-wide upgrade from Office Outlook to Office 365, my primary AppleMail account is messed up. If I delete my previous 25+ year Apple Mail account, will I retain all my mail files, if I create a new account? Ventura 13.6.7, MBP 15-inch 2017. Mail 16.0 (3731.700.6.1.1)
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MacBook Pro 15″, macOS 13.6