Open "Settings" once again, then go to System > Display > Advanced display settings, which is located under the Multiple ...

These days, setting up dual monitors is easy, but don't just plug in a second display and call it a day. Once everything is set up, there's more you can do to make that multi-monitor setup work ...

We suggest not overclocking specs like refresh rate when in a dual-monitor setup. GPUs may already struggle juggling two monitors, you don’t want to make things any harder for them. Wrong ...