Creating A Factory Default Backup - Acer AN515-45-R9X1 User Manual

30 - Recovery
6. Unplug the USB drive (or a portable external hard drive) and
label it clearly.
Important
Write a unique, descriptive label on the backup, such as 'File History
Recovery Backup'. Make sure you keep the backup in a safe place
that you will remember.

Creating a factory default backup

Recovery Drive allows you to quickly and easily back up your
operating system, installed apps and data.
1. Type "Recovery Drive" in the search box and then open it.
2. Make sure Back up system files to the recovery drive is
selected and click Next.