Asus Zenfone April 06, 2020 by Wayne Yong Personal Blog Asus Zenfone Phone is stuck in Google Lock prompting for username and password Using some software bypass into the phone settings found that it had been updated to the latest Android Security Patch Level. So what I did was by downgrading the firmware and Android security patch level to May 2019 Build number: PKQ1.WW_Phone-16.2017.1905.053-20190513 Device has been unlocked successfully. Email ThisBlogThis!Share to XShare to Facebook