Type 'Control Panel' in the search window, then select Control Panel from the list. I have a user whom has a prblem with her laptop, everytime she undocks it the screen goes blank (I suspect she must have a external monitor connected to the docking station), there is still power to the laptop and the FN + F5 key does not fix the To fix it, I had to go to Power > On Battery > Global Settings > Display Refresh Rate Switching, and set it to Disable. I do not want my laptop to change brightness when my laptop power is plugged in or unplugged. I've checked the power settings and set all of the settings to 'never' but still have i just installed windows 7 and updated to win 10. I used to think that the screen went blank but today I noticed that it dimmed so much it almost was blank but not quite. Windows 10 provides a troubleshooter that can help you detect and repair problems related to the battery.Hello, g'day I have a HP Envy m6 Sleekbook and just today I have realized after plugging in the ac adapter that tge screen woul go completly black.If you've got a black screen on boot, various things can cause the problem on Windows 10. There are 8 solutions to help you fix the PC turns on but the screen remains black issue.When I plug it back in the screen comes on. If I unplug my charger, the screen returns to normal. Then click the “Change advanced power settings” link. It also turns black sometimes after exiting the game. Laptop screen goes black when unplugged windows 10 When the screen goes black try and press the fn f4 key If this does not work 3.

Monitor power button not working