If your SIM Card is damaged, you will have to contact your carrier for the SIM card replacement. No damage to the card? Place it back in the tray and turn your phone on. Here is Apple's guide on removing the SIM card from your iPhone. Solution No.4: Try another SIM card. If you tried the previous solution and it didn’t work, try another SIM card.
Another quick and simple video showing you how to install a SIM card into the new iPhone 13 along with setting up an eSIM, it's the same for the 13 Mini, Pro After you remove your SIM card from the tray, notice the notch in one corner of the new SIM card. Place the new SIM card into the tray — it will fit only one way, because of the notch. Then insert the tray into the device completely and in the same orientation that you removed it. The tray also fits only one way.Open the Settings app. Tap General. Tap About. Beside Network and Carrier, you'll find the name of the carrier associated with your cellphone. Your cellular provider may provide you with a new SIM card or recommend you transfer your old SIM card. Take this step before transferring data from your old to your new iPhone.
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