Cannot edit send-only mailbox information in "new mail". I had to go back into classic mail to edit mailbox and then "upgrade" back.
Cannot edit send-only mailbox information in "new mail".
I had to go back into classic mail to edit mailbox and then "upgrade" back.
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If you still find that the issue is happening, please see this help page for troubleshooting:
https://help.yahoo.com/kb/new-mail/fix-problems-mail-sln28075.html?impressions=true
Thank you!
Mail Support