Samsung i770 Saga hard resetPress and hold the optical mouse Touch Pad
Press use the stylus to press the reset button
Hold for about 15 seconds
Release Reset button and while still holding optical mouse wait until it boot
After 10 seconds release Optical mouse and confirm the format by pressing the phone button
Use this method to hard reset your Samsung i770 Saga phone: 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.