How to solving the problem “The User Profile Service failed the sign-in.User profile cannot be loaded.” in Windows 10 operating system.

This method involves directly editing the registry files of the system. If you are not sure or do not understand, you should read the steps in detail first. And it’s also a good idea to back up your data first. To prevent accidents that may be unexpected If you’re ready Please read the steps to do so.

• 1. Press Win + R to open Run.

• 2. Type “regedit” and enter.

• 3. Select folder “HKEY_LOCAL_MACHINE” > “Software” > ”Microsoft ” > “ Windows NT ” > “Current Version ” > “Profile List ”

• 4. In folder Profile list have many folder S-1-5 check file “ ProfileImagePath ” All folder in folder see value data match with your profile

• 5. If you find the same folder but with the tag .bak or .ba, you need to rename the folder, delete .bak or .ba, and add .bak or .ba to another folder.

• 6. If you sure folder is your profile. Double click State File change value in Value data to 0 and Click OK

• Double click “RefCount” file change value to 0 and click OK (But if your don’t have a RefCount file you can create by Right-Click select  New Click DWORD(32 bit) value Create name “RefCount” Setting Value data to  0)

• Close Registry Editor and Reboot computer.

Hopefully the method in this article that can help solve the problem “The User Profile Service failed sign-in. The User Profile cannot be loaded.” for you readers.

Credit: https://tips.thaiware.com/1630.html