How to factory reset CELKON A20? How to wipe all data in CELKON A20? How to bypass screen lock in CELKON A20? How to restore defaults in CELKON A20?
The following tutorial shows all method of master reset CELKON A20. Check out how to accomplish hard reset by hardware keys and Android 4.2 Jelly Bean settings. As a result your CELKON A20 will be as new and your Cortex core will run faster.
Hard Reset will erase all of your data
All described operations you are doing at your own risk.