Old versions of some files are deleted after 30 days or after 100 versions are already stored. Here’s how to check what has been saved: Right-click on the file you want. Click on Manage versions.

The undo button will only get you so far—sometimes you just need to go back in time. It's called file versioning and here's how to use it.

When you double-click on a file in Windows, it will automatically open a default program that is configured to manage these types of files. It is common, though, want or need to use a different ...