Instructions to reset, factory reset, factory reset or restore Gretel devices

How to reset, reset, factory reset, factory reset on Gretel devices step-by-step, instructions for formatting and deleting all content on Gretel brand devices.
Resetting a Gretel is very simple by following the correct steps, find your model and find a way to perform the reset step-by-step. Performing a factory format or reset is very useful when you want to sell or give away your mobile device, or it works very slowly due to lack of space.

Gretel A7 Gretel A7
Gretel A9 Gretel A9
Gretel A6 Gretel A6
Gretel GT6000 Gretel GT6000
Gretel S55 Gretel S55