Press Windows Key + S and type Store, From the list of results, choose Microsoft Store.That’s why it’s important to check and make sure that installed apps are up to date. Sometimes, windows 10 apps will not launch if they aren’t updated to the latest version. Once the diagnose process completes restart your Pc and check the status of the problem.Click on Run the troubleshooter and follow on-screen instructions to allow the troubleshooter to detect and fix the problems that prevent Windows 10 apps open.Now click the advanced troubleshooter link then locate and select windows store.Select on update and security then troubleshoot.Run the built-in windows store app troubleshooter that scans your system and detects any problems that might be preventing Windows 10 apps from working correctly. Use the Windows Store Apps Troubleshooter