My computer is not working I've tried everything

[Babygirl56]

My computer is saying diagnosing your PC and I tried everything

 

[hang-the-9]

If you tried everything, next step is to replace the computer.

Did this everything include trying a new Windows setup? Replacing the hard drive and doing a clean Windows setup?

 

[shknawe]

Have you restarted the computer and gone into bios page before windows starts up? If you can start the system with step by step loading.