Scroll down and tap on (on some tablets, this may be under a "General" tab). Look for the Unknown Sources option. Check the box or toggle the switch to turn it on.
Search for your desired application (e.g., WhatsApp, Facebook Lite, Opera Mini). apkpure for android 422 install
Many apps downloaded externally will fail to launch if they require a modern version of Google Play Services. Look for apps that function completely standalone. Troubleshooting Common Errors "Parse Error: There was a problem parsing the package" Scroll down and tap on (on some tablets,