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Samsung Galaxy Note 2 hard reset
Power off the Galaxy Note2 N7100. Press and hold both Volume Up + Home+power on. In the recovery menu select wipe data factory reset with Volume button. Press power to confirm.
Reset the Galaxy Note 2 device: press and hold the Power/Reset/Lock key for 10-15 seconds.
Reset you Note II Your N7100 Android device freezes or has fatal errors
If your device freezes or hangs, you may need to close programs or reset the device to regain functionality. If your
device is frozen and unresponsive, press and hold the Power key for 10-15 seconds. The device will reboot automatically.
If this does not solve the problem, perform a factory data reset. In Idle mode, open the application list and select
Settings → Privacy → Factory data reset → Reset phone → Erase everything.
Select Settings > Privacy > Factory data reset: Reset your settings to the factory default values and delete all your data.
Press Application button, then Settings > Reset settings: Reset your settings to the factory default values.
While using your device, be sure to back up important data. When disposing of your device, back up all data and then reset your device
to prevent misuse of your personal information.
Use this method to hard reset your Samsung Galaxy Note 2: Enter *2767*3855#. Warning! All your data including contacts, messages etc. will be lost! Copy all your necessary data/Contacts/Messages etc. to SIM or make backup to your PC before full reset! Take out SIM card before full reset.