To manage an Alias email address, you would go to iCloud Mail and do the following:
Change, turn off, turn on, or delete an alias
- In iCloud Mail, click the Action pop-up menu
in the sidebar, then choose Preferences.
- Click Accounts.
- Select the alias in the Addresses list, then do any of the following:
- To choose a new color for incoming messages, click a Label Color option. Alias labels appear only in the iCloud Mail app on iCloud.com.
- To change the name or label, enter a new alias name and label in the fields provided. Alias names must contain between 3 and 20 characters.
- To turn off an alias, select “Disable alias.”When an alias is turned off, all email messages addressed to that alias are returned to the sender.
- To turn on an alias, deselect “Disable alias.”
- To delete an alias, click Delete.
- Click Done.
Cheers,
GB