Strangely 4K monitor will only run at 30hz (used to do 60hz) when another monitor is plugged into the PC's HDMI port - USBC-6950-HDMI - Plugable Support
If your monitor supports 75+ Hz, make sure to enable them from windows properties! I was sure to play at 75Hz for months, only to find that it was capped to 60Hz
MSI GF63 Thin - 9SCXR (Muntinlupa/Las Pinas area only), Computers & Tech, Laptops & Notebooks on Carousell
Generic PnP Monitor on Windows 10 FIX (Solved) - YouTube
Fix Input Signal Out of Range, Change settings Monitor error
NeweggBusiness - Dell 24" 60 Hz TN LCD Monitor 5 ms 1920 x 1080 D-Sub, DVI-D E2414Hr
Custom Resolution Utility (CRU) - Page 290
How to change the resolution of the Generic pnp monitor on windows? - Archive - Katalon Community
Support for Perceptive Pixel by Microsoft devices - Microsoft Support
Fix Generic PnP Monitor Issue in Windows 10/11 [Solved] - BounceGeek