Windows Store Apps in Windows 10 / 8 e.g., calculator not working

How to re-register Windows Store Apps in Windows 10 / 8

We have seen many issues in which users having trouble using Windows Store Apps in Windows 10 / 8 and Windows 8.1. Sometimes, the apps refuse to start and take you back to the Start Screen. In some other scenarios, you may receive This app can’t open error. In yet other cases, users are not able to update existing apps to solve the issues they’re experiencing with the current version. In all such cases, there is one thing you can try, and that is to re-register the apps.

If the system apps are unable to start due to issues with the user account, the problem can be solved by creating a new admin account, because Windows automatically sets apps to factory defaults for new accounts. Re-registering of apps is an offline operation and you don’t need to stay connected to the Internet for that. It can be done via executing a simple command in Windows PowerShell. If you’re facing issues with multiple issues with apps on your system, try to re-register the apps and get rid of the issues.

Re-register Windows Store Apps

1. Press Windows Key + Q, type powershell and select Windows PowerShell from the results, right click over it and choose Run as administrator.

2. In the administrative Windows PowerShell window, type following command and hit Enter key then:

Get-AppXPackage | Foreach {Add-AppxPackage -DisableDevelopmentMode -Register "$($_.InstallLocation)\AppXManifest.xml"}

Once the command is successfully executed, you can close Windows PowerShell and reboot the machine. After restarting the system, problems with apps on your Windows should be fixed.

Good Luck..