How to Sign Out of Google Play Store

By Arif Rahman — Jan 1, 2017 — Tutorials

Who does not know the Android OS? Yes, the operating system that is now being developed by a company the largest search engine, Google. Befo...

Google Play Store Authentication Is Required

By Arif Rahman — Tutorials

Before I discuss how to fix ''google play authentication is required'' error, I would like to invite you to find out in adva...