iPhone 4S comes unlocked, if you buy iPhone 4S without contract from Apple. It means that you can use iPhone 4S on any compatible GSM carrier using that network’s micro-SIM card. Here we are going to share simple guide that will show you how to activate unlocked iPhone 4S for use on other networks.
If you are planning to buy unlocked iPhone 4S in USA, we would suggest to buy it from Apple instead of a carrier. If you purchase it from a carrier locks it to that carrier even if you pay full price. Buying iPhone 4S without contract from Apple is the only way to get guaranteed unlocked iPhone 4S in the USA.
How to Activate Unlocked iPhone 4S with iTunes:
Step 1: Make sure to have available WiFi and internet connection.
Step2: Now remove original AT&T micro-sim card from the iPhone 4S.
Step 3: Insert the new carrier micro-sim card in to the iPhone 4S.
Step 4: Turn the iPhone 4S on. Don’t do anything else on the phone apart from it.
Step 5: Connect your iPhone 4S to the computer by USB cable and launch iTunes.
Step 6: iTunes will find your iPhone 4S. Device activation will start as soon as iTunes will recognize your iPhone 4S.
iTunes will pop up a message: “Congratulations, your iPhone has been unlocked”. That means the iPhone 4S is now activated and carrier unlocked to use on any carrier with compatible micro-SIM card.