MCMailErrorDomain error 1030.
this has been a problem in the past. I get this response when I try to delete a mailbox. Im using OS Ventura
MacBook Air 13″, OS X 10.11
User profile for user:
K_Faith
User level:
Community Specialist
Hello elliwymers,
Thank you for reaching out to Apple Support Communities, and we'll be happy to help in any way we can. We understand you're having issues with an email account error. Is this for iCloud Mail? If it is, we recommend reaching out to Apple directly if you've already tried removing and adding the account again here for further support: Get Support
If it is for another account, we recommend reaching out to the email service provider for assistance with resolving this issue.
We hope this helps.
Cheers!