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Does Removing Sim Card Erase Memory Iphone? [Solved]
Nothing is stored on a sim card of an iPhone - iPhones cannot store data on a sim card - everything is stored on the phone itself, with syncing via iTunes. You can take the sim card out and nothing will happen to your data - it is all stored on the phone.1 Dec 2014
Should I remove my SIM card before doing a factory reset?
Activate TMobile Sim • Should I
Does removing a SIM card erase data?
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How to change the SIM card in your iPhone — Apple Support
Learn how to