Allow classic mail.
It is not possible to switch back to classic mail anymore, even with your instructions. Time to move on to gmail, I guess, right? I do not appreciate the automatic switch to new mail when I have constantly expressed my disinterest.
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Deborah Morris
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Hi there,
This help page explains how to switch back:
https://help.yahoo.com/kb/switch-back-previous-version-yahoo-mail-sln15936.html?redirect=true
Thank you!
Mail Support