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Is Windows Store available in other operating systems besides Windows - Microsoft Community
Is Windows Store available for Windows 7, OS X, or Ubuntu? Can I only install Windows Store apps by using Windows 8 or Windows RT?
Sign in problems caused by incorrect time - Microsoft Windows Help
Learn how to identify if your PC clock is out of sync and how to fix the problem.
Apps in the Windows Store - Microsoft Windows
Learn how to explore, browse, and search the Windows Store and discover great apps for Windows 8 and Windows RT.
Using Family Safety settings with the Windows Store
Learn how to use Family Safety to set the age rating for the games and apps your child can view and install from the Windows Store.
How to view the billing history for your Windows Store account
Learn how to view the billing history for your Windows Store account and see the purchases you made in the Windows Store.