You can make a difference in the Apple Support Community!

When you sign up with your Apple Account, you can provide valuable feedback to other community members by upvoting helpful replies and User Tips.

📰 Apple introduces the 2025 Black Unity Collection

Inspired by the rhythm of humanity, a new Apple Watch Black Unity Sport Loop, watch face, and iPhone and iPad wallpapers honor Black History Month. Learn more >

Looks like no one’s replied in a while. To start the conversation again, simply ask a new question.

ive read where you must use the new sim card in an iphone 12 for it to work at its best. Is this true? AT@T user

iPhone XR, iOS 14

Posted on Oct 25, 2020 3:11 AM

Top-ranking reply

Jet-iP5s

Level 2

147 points

Posted on Oct 25, 2020 4:39 AM

If your existing SIM Card is 5G ready, there is no need for a new one.

You can check with your carrier.

View in context

ive read where you must use the new sim card in an iphone 12 for it to work at its best. Is this true? AT@T user

Similar questions