To backup your files with OneDrive, you'll need to turn on the feature in the "Backup" tab of your OneDrive settings.
You can sync specific files and folders to OneDrive on your computer under "Preferences" in OneDrive's "Help & Settings" menu ...
If your OneDrive files are opening with the label “Saved to This PC,” it means that your files aren’t syncing to the cloud properly. Your PC is opening the files as a local copy, even if they’re ...