Frequently asked questions about S-TELL phones, tablets and watches

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

S-TELL P790 S-TELL P790
S-TELL P771 S-TELL P771
S-TELL M621 S-TELL M621
S-TELL M580 S-TELL M580
S-TELL M577 S-TELL M577
S-TELL M573 S-TELL M573
S-TELL M572 S-TELL M572
S-TELL M570 S-TELL M570
S-TELL M556 S-TELL M556
S-TELL M555I S-TELL M555I
S-TELL M461 S-TELL M461
S-TELL M460 S-TELL M460
S-TELL M457 S-TELL M457
S-TELL M200 S-TELL M200
S-TELL C560 S-TELL C560
S-TELL C551 S-TELL C551
S-TELL C255I S-TELL C255I
S-TELL C255 S-TELL C255