How to manage file access permissions for Windows Store apps

In this new version, there are two ways to control file access. You can either decide which apps can access your files stored in the Documents, Pictures, or Videos libraries. Or you can choose which apps have full system access to all of your files, including the ones in the Documents, Pictures, Videos, and local OneDrive folders.In this Windows 10 guide, we'll walk you through the steps to manage settings to prevent apps from accessing your files.

A nifty little feature I didn't even know existed.