If you want to use your laptop as a monitor for your PlayStation 4, there are a few things you need to do first. First, make sure that your laptop has an HDMI port. If it doesn’t, you can purchase a HDMI adapter. Next, connect your PlayStation 4 to the adapter and then connect the adapter to the laptop. Finally, open up the PlayStation 4’s settings and select “Display.” Under “Monitor,” select “HDMI.” You should now be able to play your games on the laptop screen! ..