Hard Reset SAMSUNG S7262 Galaxy Star Pro
First method:
- Remove and insert the battery.
 - Press and hold together Volume Up + Home + Power button.
 -  
 - When you see the logo Samsung release Power button.
 - When you see little man Android release the rest of buttons.
 - Then if you see recovery menu select option "Wipe Data/Factory Reset" with Volume buttons and confirm with Power button.
 - Scroll down to "Yes -- delete all user data" and confirm with Power button.
 - If the operation is completed select "Reboot System".
 
Samsung Galaxy Star Pro S7262 Hard Reset
WARNING !
Hard Reset will erase all of your data
Hard Reset will erase all of your data