When you have messed up with your tecno device, youdon't need to take it to the teacher guys to extort money from you, all you have to do is this.
1. Switch of the phone first.
2. Press and hold the Power key and
the Volume Up key at the same time and wait until you see a Menu appear
on the screen before you release it.
3. On the Menu, you will see an option that shows DATA WIPE/FACTORY RESET.
4. Use the volume keys to scroll down and select the DATA WIPE/FACTORY RESET with the Power key.
5. Another Menu option will appear and you will see a series of NO's
arranged vertically so scroll down with the help ofyour volume key and
find DELETE ALL USER DATA.
6. Then use the Power key to select it and wait for the process to finish.
7. When it is done, you will be taken to the first Menu then scroll to REBOOT PHONE NOW and use the Power Key to Select the option and wait for your phone to REBOOT.
Congratulations! if you follow the steps correctly, your tecno android phone will now be restored to factory settings.
NB: Make sure you understand this steps very well before you decide to
format your device. Also note that all your data willbe gone.
share and comment if you have problem