eSIM iPhone 12 Pro
Going to the UK for 30 days was told I can put an eSIM card in my iPhone 12. Seems that they use CDMA US uses GSM how do I make sure I buy an eSIM card that’s compatible so I’m not confused on one network, was told cannot have physical SIMON I SIMON same network. iPhone is unlocked. Please advise.
iPhone 6s, iOS 12