I can't figure it out. If you want everyone to know your change of email address, how do you email all your contacts? There is an ancient post here that is no longer applicable. Things have changed.
Anyone?
iMac 21.5″, macOS 11.4
With virtually all email apps the way to send emails to multiple addresses is to create a group which contains those addresses. I know that is not the answer you want for a one time send, but that is how it is done.
Create and change groups in Contacts on Mac
Aside iMac 21.5″, macOS 11.4 is an out dated version of macOS Big Sur - present version is Big Sur 11.6.1
A Time Machine Backup is very useful before attempting the update
How do you send an email to all contacts in your address book?
