Hard Reset ALCATEL Tetra

How to factory reset ALCATEL Tetra? How to wipe all data in ALCATEL Tetra? How to bypass screen lock in ALCATEL Tetra? How to restore defaults in ALCATEL Tetra?

The following tutorial shows all method of master reset ALCATEL Tetra. Check out how to accomplish hard reset by hardware keys and Android 8.1 Oreo settings. As a result your ALCATEL Tetra will be as new and your MediaTek MT6739 core will run faster.

First method:

Firstly, switch off the smartphone by holding the Power button for a short while.
Then start pressing Volume Up and Power keys together for a few moments.
When the ALCATEL logo pops up let go of the Power key.
If Recovery Mode appears release Volume Up.
In this mode select "English". Use Volume buttons to scroll down and the Power key to accept it.
After that choose "wipe data/factory reset" by using Volume Down to navigate and the Power button to confirm that.
Now select "Yes" from the menu and click the Power key once.
At the end choose "reboot system now" by using the Power button.
Success!