How to fully back up your Windows PC for free (even if it's working properly today) ...

To backup your files with OneDrive, you'll need to turn on the feature in the "Backup" tab of your OneDrive settings. OneDrive lets you automatically backup files from your PC's Desktop, Documents, ...

While USB flash drives have largely fallen out of vogue, they can be handy as a backup when cloud backups or other solutions fail to save Windows.