IT Science

Factory Reset Protection ( FRP ), is a security feature on  Android  devices implemented by Google in  Android  Version 5.1 (Lollipop) and higher. The  FRP  provides a built-in security feature preventing you from use the device unless you enter the correct email and password before the reset . To prevent the FRP lock all what you need to do is turn oem unlocking option on before doing factory reset.  Go to b  settings > about phone > build number (tap on it 7 time), in some smartphone  Settings > About phone > Software info > Build number (tape on it 7 time)  return to settings and you should find  new options called developers options   click on it go to oem unlocking option and activate it.  Then you can reset your phone without getting locked.

Change your Google account to US account permanently Login to your account normally . Open this url    on Google Store credit section click the button labeled set up  Enter 10007 as your zip code then click continue.(if you check your Google account in the browser you will see that your country has changed)  Download any vpn app and choose us server (this action need to be done once a time then you can delete the app)  Go to settings > application on your Android phone and wipe data of both Google play services and app store Open app store while vpn app connected on the US server, go to account > preferences and choose united States.  You can delete the VPN and your account will stay us account.  Note   You should know that this action might be permanent, and you can't undue this action (your country will stay United States) .