How to unlock phone for all networks

[DanielNarovec]

Hello i need to unlock my iPhone 6 but i cannot go to Uk and because i havent Called from sim that i brought on-line o2 is unable to unlock the device what should i do ?

[Marjo]

Hi @Samina85, just to check in case it's already been unlocked in the background - have you tried a non-O2 SIM in the phone today to see if it works? If it does, it's already unlocked. Let me know, happy to look into it for you if it's not.