

How to fix Mac not detecting displayĭepending on the nature of the connection issue causing your external display issues on Mac, the solution may be different, so let's try them all one by one. Let's see what can be done to try and fix the issue. And if you've just plugged in the second monitor, it blinked, but then no signal appears to come through, that doesn't mean it's over. Your previously connected second monitor was not detected after a reboot? Don't worry, you can still fix it. In this post, we will address known issues and discuss what can help fix them! You'll find out how to get your Mac to recognize an external monitor and where to check the connection.


If you've connected a second monitor to your Mac, but it's not displaying, there's no need to panic. Try free Second Mac monitor not displaying
