The "User Profile Service Failed the Logon" error doesn't let you sign in, making it trickier to resolve. It can occur for a ...
Any attempts to log in to a newly created account (admin or standard) or to log in to the built in Guest account (when enabled), result in a "The User Profile Service failed the logon.
During an attempt to sign in, if Windows displays the Please wait for the User Profile Service message for a long time, say 5 minutes, then that post will help you ...
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