安装RazrBootstrap.apk 然后打开Razr Bootstrapper 执行Bootstrap Recovery 显示Success 确定后按Reboot Recovery.
重启手机,进入到Recovery界面。循序执行:
1.wipe data/factory reset - Yes -- delete all user data
2.wipe cache partition - Yes -- Wipe Cache
3.backup and restore - Advanced Restore - XT910_CN - Restore system - Yes - Restore system
4reboot system now
6.然后重启后就大功告成了。