Frequently asked questions on DNS mobile phones, tablets and watches

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

DNS S5004 DNS S5004
DNS S4001 DNS S4001
DNS SI4301 DNS SI4301
DNS S4505M DNS S4505M
DNS S3501 DNS S3501
DNS S4504 DNS S4504
DNS S5301M DNS S5301M
DNS S4703 DNS S4703
DNS S4701 DNS S4701
DNS S4506 DNS S4506
DNS S4705 DNS S4705
DNS S3502 DNS S3502
DNS S4509 DNS S4509
DNS S4003 2SIM DNS S4003 2SIM
DNS S5008 DNS S5008
DNS S5701 DNS S5701
DNS S4501M DNS S4501M
DNS S4007 DNS S4007