Open Shell, originally known as Classic Shell, is open-source software that allows you to replace the standard Start Menu on Windows 10 and Windows 8.

Microsoft removes the version still included for compatibility for good. It has long been considered obsolete.

Semantics-driven static analysis could be used to improve the safety, correctness, and performance of Unix, Linux, and macOS shell scripts, researchers say.

If the Open Shell app is not working on your Windows 11 PC or you face any issues with Open Shell, this guide can help you fix it.