Marinos Karp nicomaga98 have you tried using the monitor as the main display and then chainging the refresh rate nicomaga98 I have not. I went on my monitor, selected the display and changed the refresh rate to 240hz April 28, 2020 Marinos Karp Ussually laptops have a setting that you choose to use a display as a extension etc.i want you to find that and select use second screen only and then try to change that April 29, 2020 nicomaga98 it wont let me click the box to set the monitor as main display April 29, 2020 Marinos Karp well ya got a problem then cant seem to be able to help ya April 30, 2020