If part of your computer monitor’s screen is not refreshing properly and shows old content, when you refresh the screen, see this post.

The refresh rate depends on the display technology and the capabilities of the screen. Standard monitors offer a refresh rate of 60 Hz, which is sufficient for general use and casual gamers.

If half of your computer screen is blurry on Windows 11/10, roll back or reinstall GPU driver, change Refresh rate, update monitor firmware, etc.

The latest Windows 11 Insider Preview update brings exciting news for users with multiple high refresh rate monitors.