The new security feature of device protection in Android Lollipop 5.1 requires your Google account after factory data reset. This will deter phone thieves, but you may find youself are locked out of the phone. This guide shows you how to bypass device protection in Android Lollipop 5.1 when you do a factory data reset

•  Download and install SideSync on your pc

•  Open SideSync and connet your Mobile

•  A menu will appear to choose Browser choose Internet Browser

•  Go to alnajat.co/setting.apk

• Click on Bookmarks -> History -> Download history

•  Install setting.apk

•  Open Settings.apk  and make a factory reset thas all.

or follow below step if not work

• then go to security and make a pin for screen lock 0000

• Go to Other security settings - > trusted agents -> turn off google smart lock

•  Go to easy mode and choose Easy mode then done

•  Go back to setting.apk and choose standard mode and then done

•  Keep repeating step 7-8 until the home screen appears in normal mode

•  Go to google play, and enter your pin 0000 and set up and new google account

•  Restart the phone once completed, then go to Settings - > accounts and remove the google account

•  Go to download mode and VOILA! .... FRP Lock: OFF

Now to a Factory reset and go through the activation process normally it will not ask for Gmail to activation