What to do if Windows is not installed on the PC?

Question

Iron

There is a long-suffering PC! On it, Windows 10 is only in safe mode with command line support. I installed WIndows XP and everything is the same. After I installed WIndows 7 and she couldn't even complete the installation as she can't do it in safe mode.
What could be the matter, what to do, how to solve all problems and what is fashionable to put instead of Windows ?!

Answer 1

In continuation of q716417 and q716023 .
The presence in the computer of components that do not allow you to install Windows is solved by replacing them with serviceable ones.

Answer 2

DOS offered?

Answer 3

Run hardware diagnostics for problematic components.

Answer 4

What to do if Windows is not installed on the PC?

The answer is obvious - turn to a specialist

Answer 5

Try running a linux distribution from a flash drive.