Apple's latest phone lineup replaces physical SIM cards with software-based virtual ones. Here's what that means for iPhone users.

0:00 - iPhones Switch to eSIM
1:05 - What Are eSIMs?
1:29 - eSIM Advantages
2:19 - eSIM Disadvantages
2:44 - How eSIMs Work Overseas
3:17 - One Phones With eSIMs
3:54 - Why Apple Wants eSIMs

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