Troubleshoots T-Mobile

Frequently asked questions about T-Mobile phones, tablets and watches

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