| Karbonn A21 Hard Reset
Hard Reset:
Press and hold VOLUME UP + POWER KEY
now you see green screen dont release volume up key
after 10 seconds you see red screen, now release Volume up key.
now tou see recovery options.
select wipe data with factory reset and press power key for 2 sec.
now select yes and press power key for 2 second.
now reboot device. |