I had a working system with high sierra (10.13.6) installed, but I accidentally broke it. I reinstalled High Sierra. But now it does not shutdown properly. When I click on Apple > Shut down the screen becomes black, monitor shows a message like "no connection", but cpu cooler is still spinning...
This site uses cookies to help personalise content, tailor your experience and to keep you logged in if you register.
By continuing to use this site, you are consenting to our use of cookies.