win11-toggle-rounded-corners

win11-toggle-rounded-corners is a simple utility that allows you to disable rounded corners in Windows 11. This utility does not make any changes to your system files, it just sets a logical value inside a heap in Desktop Windows Manager (DWM).

To disable rounded corners, just download and run win11-toggle-rounded-corners. The program will automatically detect if you are running Windows 11 and if so, it will automatically disable rounded corners.

To re-enable rounded corners, just run the program again.

The win11-toggle-rounded-corners program is free and open-source. The source code for the program is available on GitHub.