After a period of time, you will have many previous versions of Windows 10 data so that you can get back in time.
What's more, you backup files on Windows 10 external hard drive, network location, USB flash drive. It will monitor the changes for backed up files, whether deleted or added, then backup automatically. Like Windows 8/8.1, Windows 10 has a built-in file backup tool, File History, which help users automatic backup all the folders saved on user account folders as well as files in subfolders. Method 2: Backup certain folders in Windows 10 with third-party tool Method 1: Backup specific folders in Windows 10 using File History Why backup specific folders in Windows 10?