Troubleshoots NIU

Frequently asked questions about NIU phones, tablets and watches

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