How to put macos on a mac with windows?

Question

macOS

A friend of the ball is like an old macbook, he doesn’t need it, and so on, but the problem is, he somehow completely demolished the macos, and put Windows from the flash drive, and now the question is, can I somehow return to the macos ?? or tilko hackentosh???

Answer 1

you mean hackintosh?
cut the macos onto a USB flash drive and install it. if you don’t have your second poppy where you can download it from the app store, then maybe your friends have a poppy and the opportunity to do it.

Answer 2

Can