1. Log in your cPanel account.
2. In the Files section, click on Backup.
3. Under Full Backup option, please click on Download a Full Website backup.
4. From the drop-down menu, you will need select the backup destination as Home and enter your mail address in the email field to receive a notification when the backup is finished.
Once the cPanel backup is finished, you will receive a notification. Then, you can download backups from Backup > Download a Full Account Backup.