Karbonn A101 hard reset:
1. Charge the battery 100 percent.
2.Turn off your Karbonn Android phone.
3.Turn ON the device by pressing and holding the VOLUME UP key and the power key together.
4. When Android system recovery menu appears, release VOLUME key.
5. Select wipe data/Factory reset using volume key.
6. Select with Power or Cancel using Back key.
7. Hard reset is done switch ON the mobile.
Hard Reset
Karbonn A99 star Hard Reset
Karbonn A99 Star hard reset:
1. Charge the battery 100 percent.
2.Turn off your Karbonn Android phone.
3.Turn ON the device by pressing and holding the VOLUME UP key and the power key together.
4. When Android system recovery menu appears, release VOLUME key.
5. Select wipe data/Factory reset using volume key.
6. Select with Power or Cancel using Back key.
7. Hard reset is done switch ON the mobile.
Karbonn A99i Hard Reset
Karbonn A99i hard reset:
1. Charge the battery 100 percent.
2.Turn off your Karbonn Android phone.
3.Turn ON the device by pressing and holding the VOLUME UP key and the power key together.
4. When Android system recovery menu appears, release VOLUME key.
5. Select wipe data/Factory reset using volume key.
6. Select with Power or Cancel using Back key.
7. Hard reset is done switch ON the mobile.
Karbonn A52 plus Hard Reset
Karbonn A52 plus hard reset:
1. Charge the battery 100 percent.
2.Turn off your Karbonn Android phone.
3.Turn ON the device by pressing and holding the VOLUME UP key and the power key together.
4. When Android system recovery menu appears, release VOLUME key.
5. Select wipe data/Factory reset using volume key.
6. Select with Power or Cancel using Back key.
7. Hard reset is done switch ON the mobile.
Karbonn A51 Hard Reset
Karbonn A51 Hard Reset:
1. Charge the battery 100 percent.
2.Turn off your Karbonn Android phone.
3.Turn ON the device by pressing and holding the VOLUME UP key and the Power key together.
4. When Android system recovery menu appears, release VOLUME key.
5. Select wipe data/Factory reset using volume key.
6. Select with Power or Cancel using Back key.
7. Hard reset is done switch ON the mobile.
Karbonn A35 Hard Reset
Karbonn A35 Hard Reset:
1. Charge the battery upto 70 percent.
2.Turn off your Karbonn Android phone.
3.Turn ON the device by pressing and holding the VOLUME UP and Power key together.
4. Android logo with red exclamation mark appears, now press Power key to shift at recovery menu.
5. Select wipe data/Factory reset using volume down key & Volume up to enter.
6. Select Yes-delete all user data and enter through Volume up (Power).
7. Hard reset is done switch ON the mobile.