How to Set up Google+ Photo Auto Backup on Android?

Google+ has a 'Auto Backup' feature which allows you to automatically backup photos and videos to your Google+ account. To automatically backup photos and videos, you need to turn ON 'Auto Backup' feature on your Android device. First download and install Google+ app on your Android device from the Play store. You need to have Google+ activated with your Google account to access the app. To enable Auto Backup feature, open 'Google+' app on your Android device and Sign In to your account. Tap the 'Menu' button or 'three vertical dot' icon located at the top right corner on the screen. Select 'Settings' option and tap 'Auto Backup' option. A 'Auto Backup' option page opens up. Move the slider from left to right to turn ON "Auto Backup" feature. If you have multiple Google accounts linked to the Google+ app, then it will ask which account you want to use to backup your photos along with the total amount of space left on the drive. After turning ON 'Auto Backup' feature, go to backup settings and select the option back up photos 'only when Wi-Fi connection' is available or 'Over Wi-Fi or mobile network'.