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!

How to retrieve deleted apps from the Google Play Store The “Not installed” section in the Play Store's “Manage apps & device” menu is your app download history.

Even creepier COVID tracking: Google silently pushed app to users’ phones [Updated] Massachusetts launched a COVID tracking app, and uh, it was automatically installed?!

Microsoft's Windows 11 operating system will not install updates if you have conflicting apps installed and here's how you can fix it.

A new Android 14 feature could allow users to delete pre-installed apps if they are useless. Learn more.