Acer Aspire V5-551 User Manual page 38

Make sure Copy contents from the recovery partition to the recovery
drive is selected. This provides the most complete and safest recovery
backup.
3. Plug in the USB drive then click Next.
• Make sure your USB drive has enough capacity before continuing.
The recovery backup requires at least 16 GB storage
4. You will be shown the backup progress on the screen.
5. Follow the process until it completes.
6. After creating the recovery backup, you can choose to delete the
recovery information on your computer. If you delete this information,
38 - Recovery