how do I fix my laptop when it say service user failure login

[weegran]

Can anyone help when I try to login to my laptop it says user profile service failed the logon.

 

[ex_bubblehead]

Start here: https://support.microsoft.com/en-us/kb/947215

Be sure to read the entire page (multiple times if necessary) and make sure that you fully understand what you are being told to do before doing anything.