How To Backup Your Photos To Google Drive. Open the Google Photos app on your phone. You can either select specifically the photos and videos or you can choose the whole folder that you want to make a backup.
Open Google Drive App and tap Menu. Login to your Google account. Select Settings tab from the Menu bar.
What you need to do next is to deselect everything and click only on Google Photos checkbox and then on the Next step button.
Tap on the backup you want to manage. Choose how you want the file delivered. You can set up WhatsApp to back. Just log in with your Google account and open Drive.