FAQ - One Touch Upgrade

  • Q1What is One Touch Upgrade?
  • Q2When should I use One Touch Upgrade?
  • Q3How should I use One Touch Upgrade?
  • Q4What will happen after I use One Touch Upgrade?
  • Q5Why couldn’t my phone connect to PC when I try to use One Touch Upgrade?
  • Q6Why does the One Touch Upgrade tool display internet connection error?
  • Q7How can I solve the network issues of One Touch Upgrade?
  • Q8What should I do if the One Touch Upgrade fails during software upgrade process?
  • Q9Why couldn’t I switch on the phone after using One Touch Upgrade?