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