Hard Reset CELKON A21

How to factory reset CELKON A21? How to wipe all data in CELKON A21? How to bypass screen lock in CELKON A21? How to restore defaults in CELKON A21?

The following tutorial shows all method of master reset CELKON A21. Check out how to accomplish hard reset by hardware keys and Android 4.2 Jelly Bean settings. As a result your CELKON A21 will be as new and your MediaTek MT6582  core will run faster.

  1. First of all, hold Power Button to turn off your device. Format CELKON A21
  2. Secondly, press and hold Volume Up + Power button, until you see Android logo. Restore CELKON A21
  3. Then press Home key to see menu. Remove Screen Lock on CELKON A21
  4. Afterwards select "wipe data/factory reset" using Volume buttons to browse, and Menu key to accept.
  5. From the next menu choose option "Yes -- delete all user data".
  6. At last, confirm "reboot system now" using Menu key.
    Remove screen password on CELKON A21
  7. Good job!

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Hard Reset will erase all of your data.
All described operations you are doing at your own risk.
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