Frequently asked questions about Gresso phones, tablets and watches

Answers to frequently asked questions on Gresso devices. Reasons for a hard reset or reset a Gresso, Is it safe to do a hard reset or format in a Gresso?, What data is deleted when performing a hard reset in a Gresso?, What should I do before doing a hard reset?, Can I install Fortnite on my Gresso?, I forgot the PIN code of my Gresso, I forgot unlock pattern, How to make my Gresso faster?, How to update my Gresso? How to backup my Gresso?

Gresso Radical R3 Gresso Radical R3
Gresso Radical R2 Gresso Radical R2
Gresso Radical R1 Gresso Radical R1