App Store Updates Wont Update. To do so, go to phone settings > system > reset options. When automating the deployment of 1,000+ desktops, manually launching the store app and checking for updates manually is not feasible.

Sometimes microsoft releases infrastructure fixes for the store through windows update. The apple store app has the pending update indicator and quickly stops and remains in a pending state when you try to update it from within the app store. To sign out of the app, click your app profile and select your account from the menu.
Many times resetting app preferences also helps in fixing the play services update issue.
Tap menu my apps & games. For mdm, it have the app update function: You can also try resetting the store app using the following instructions: Windows 8.1 microsoft store app package updates available for download.