Making macOS High Sierra 10.13.1 work with 2 displays again

I have a Mac Mini (“Late 2014″) hooked up to an Asus PB278Q 27” display and a Dell 2405FPW display. This setup has served me well for two years, but today the Mac stopped talking to the Asus monitor for some reason. After some fiddling, I was able to fix it.

Continue reading “Making macOS High Sierra 10.13.1 work with 2 displays again”