Scroll down to the bottom of the Default apps page and look for the file type that is causing the issue. Click on the current default app to change it to a supported application.

MS-settings:display, This file does not have an app associated with it for performing this action Download Windows Speedup Tool to fix errors and make PC run faster ...

This app does not support the contract specified or is not installed occurs when you open Store apps in Windows 11/10. See this post for the fix!