if you are looking for help with apps or the Windows Store then try Get help for Apps & Windows Store where we cover topics including
How do I close an app?
What happened to the apps on my PC?
What to do if you have problems with an app
What features does my app have permission to use?
Use your Windows Store account to install apps on up to five PCs
How to report an app or a review to Microsoft
Get help for Apps & Windows Store