Windows® can automatically back up device content to OneDrive including settings, app list, photos, videos, and messages. To utilize the backup functionality, the device must be signed in with a Microsoft account and there must be enough available space in OneDrive to store the data.
From the Start screen, tap or click OneDrive.
If not available, do one of the following:
Swipe up (starting from the middle of the screen) to display the Apps screen then tap OneDrive.
Click the down arrow icon (located in the lower-left) to display the Apps screen then click OneDrive.
Tap or click a folder.
Swipe up from the bottom of the screen to display the app commands.
Alternatively, swipe down from the top of the display.
Tap or click Add files (located in the lower-right).
Select (check) the desired files then tap or click Copy to OneDrive (located in the lower-right).