Before you can install any APK file on Android 4.2.2, you have to give the phone permission: Scroll down and check the box for Unknown Sources on the warning prompt. 3. Installation Steps

Installation on Android 4.2.2 — Practical Steps

Locate and check the box to allow the installation of apps from sources other than the Play Store. A warning will appear; tap OK to confirm. Step 2: Download the APKPure Installer