Mac.com alias address
How do I delete and old alias email address on my Mac.com email?
iMac 24″, macOS 14.2
How do I delete and old alias email address on my Mac.com email?
iMac 24″, macOS 14.2
Are you able to sign in at iCloud.com and remove the alias there?
Add and manage email aliases for iCloud Mail on iCloud.com - Apple Support
Thanks, that worked. I got access via the drop down in the Mail screen. Its changed a bit since I created the alias years ago in the .Mac days.
Mac.com alias address