To install the Google Play Store on an Android 5.1.1 device, you primarily need to update or reinstall the Google Play Services and the Play Store APK files. This is common for older tablets or devices running custom ROMs. Prerequisites
To make the Play Store work, you need four specific components in this order. You can find these on reputable sites like how to install google play store on android 5.1.1
Conclusion
Installation Order is a Ritual, he remembered reading on a forum. Get it wrong, and the tablet will scream errors forever. To install the Google Play Store on an Android 5