Can I use two different carriers on my iPhone?
Can I used two carriers with my iPhone. E.g., one with the physical SIM and the other with an eSIM
[Re-Titled by Moderator]
iPhone 13 Pro Max, iOS 15
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“To use two different carriers, your iPhone must be unlocked. Otherwise, both plans must be from the same carrier. If a CDMA carrier provides your first SIM, your second SIM won't support CDMA. Contact your carrier for more information.”
Using Dual SIM with an eSIM - Apple Support