If your phone reboots to bootloader menu, you have to unplug the phone and reboot it. When you see the M logo, plug it back in. Video guide I made: https://www.youtube.com/watch?v=qZIxOnMK9rs&feature=youtube_gdata_player
Sent from my DROIDX using Tapatalk
Sent from my DROIDX using Tapatalk