Z4root. Its on market

Streak_315_12332_00.pkgをStreakで直接DL、Update→× official-2-2-froyo-untouched→×

1. Press and hold the power button and then touch the Power off option on the screen to turn off the device. 2. Simultaneously press and hold the volume up button and volume down button . 3. Without releasing the volume buttons, press and …