1st method

  • Press Home -> Menu -> Settings -> SD Card & phone storage -> Factory data reset
  • Read the disclaimer and tap Reset Phone
  • If required, draw your pattern or insert your phone lock code to confirm the reset process

 

2nd method

  • Press Menu -> Settings -> Privacy -> Factory reset
  • If required, draw your pattern or insert your phone lock code to confirm the reset process

 

3rd method

  • With the phone turned off hold Volume Down + Call + End Call buttons
  • Select Master Reset, Wipe data factory reset
Samsung SPH-M900 Omnia Hard Reset
Samsung SPH-M900 Omnia Hard Reset