Kapagamers
Sorry for giving you a bad experience.Here are some potential solutions:
①First, Please turn off the PC , unplug the power supply, and press the CMOS button (if no CMOS button, please put the pin in the CMOS pinhole and press it ) for about 10 seconds , restart the PC after ten minutes. Here is the tutorial https://mega.nz/file/XypwTISY#DVT0BsjOgiPkZ-drQaj88JH9Z7f7qpKGP2E3nMHW8ms or https://url.bee-link.cn/5FdW
②Please try updating your graphics card driver.
Here is the driver source:https://url.bee-link.cn/XqOf
Tutorial: https://url.bee-link.cn/wEmk
③Please try adjusting the refresh rate.