Usually displays outdated design elements
Change the display to show only the latest modern look.
I don't have that information available. Please check your system settings or provide more details.
Windows 11 is available, but similar issues also occurred with Windows 10.
You haven't used Start8 or similar Windows tweaks, and there have been no problems with either Windows 10 or 11.
It appears dwm.exe is experiencing issues. You should uninstall the graphics card driver, then reinstall the newest drivers.