Samsung Omnia M S7530 hard resetYour Omnia M 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 11-13 seconds. The device will power off forcefully.
If this does not solve the problem, perform a factory data reset. In Menu mode, select Settings → system → about →
reset your phone → yes → yes.
Use this method to hard reset your Samsung Omnia M S7530: 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.
When disposing of your device, back up all data and then reset your device to prevent misuse of your personal information.