Unlock Windows Phone without PC or Laptop!!!!!!!!!

Steps::

1. Make sure the HH(Handheld) turned on, (not flight mode) then enter in hh EPST menu.
2. Make each handset type & operator, the dial keypad to be different. While Sprint TP2 code ##778# (##PST#), after is replaced by the ROM Energy, use code ##778.
   

   

   Figure 1

3. After entry into EPST menu, View ESN (HEX) code.