How to reset Samsung E900 hard reset
Turn off Samsung E900 or take out battery, then reinsert it. Press and hold volume up + volume down + camera + power buttons together. Backup your data before hard reset. All your data will be lost!
Use this method to hard reset your Samsung E900 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.