Fix MS-settings:display This file does not have an app associated with it for performing this action error while opening Settings app or Display settings.

If Windows PowerShell has stopped working & is not opening or launching, due to Restrictions in effect, No app associated with it, etc. see this post.

The "This file does not have an app associated with it for performing this action" error is a common issue that can arise in Windows, often due to misconfigured file associations or system corruption.