System Files Backup and Restore ensures that you’ll always have a working backup copy of your Windows system files. In fact, using System Files Backup and Restore, you’ll be able to maintain multiple copies of your system files from several different points in time, giving you the power to roll your system back to a specific date, before you were struck with the virus or file corruption. It’s a good idea to take a monthly snapshot of your system settings, or to create a backup before installing a new piece of hardware or software.