How to factory reset CELKON A401? How to wipe all data in CELKON A401? How to bypass screen lock in CELKON A401? How to restore defaults in CELKON A401?
The following tutorial shows all method of master reset CELKON A401. Check out how to accomplish hard reset by hardware keys and Android 4.4 KitKat settings. As a result your CELKON A401 will be as new and your Spreadtrum SC7715 core will run faster.
- At first turn off the mobile by holding the Power button for a couple of seconds.
- Then press and push Volume Up + Power key for a few seconds.
- Release all keys when the CELKON logo pops up.
- When the Android Robot image pops up press Volume Down.
- In this mode choose "wipe data/factory reset" by using Volume keys to scroll down and press the Power button once.
- After that select "yes" and confirm with the Power key.
- Finally choose "reboot system now" by using the Power button.
- Good job!
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