Samsung galaxy Rush(Samsung M830) reset guides. How to reset Samsung Galaxy Rush M830 to its factory default settings
If your Samsung Galaxy Rush M830 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 → Back up and reset→ Factory data reset → Reset device→ Delete all.
Important!: Back up your important data before you perform a factory reset of the device.
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.