: Provides scanned APK files with security verification from validated developers. 2. Enable Unknown Sources

: A popular alternative store for various versions of parallax background applications.

Go to > Security (or Apps & Notifications > Special app access ). Select Install unknown apps .

Toggle the switch to for the browser or file manager you will use to download the APK. 3. Download and Install the APK

Downloading and installing "Wallpaper Parallax Backgrounds PRO 380 380 AOSP Google APK" involves finding a reliable source for the application and manually sideloading it onto your Android device. Parallax wallpaper apps use your phone's gyroscope and accelerometer to create a 3D depth effect as you tilt your device.