iPhone says "No SIM card"
I can not make calls. Says no sim card
[Re-Titled by Moderator]
iPhone 13 Pro Max
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See the following Apple articles:
Set up cellular service on iPhone
https://support.apple.com/en-gb/guide/iphone/iph3f11fba92/ios
If you can't make or receive calls on your iPhone
https://support.apple.com/en-us/HT204027
If you see 'invalid SIM' or 'no SIM' on your iPhone or iPad
https://support.apple.com/en-us/HT201420
How to unlock your iPhone for use with a different carrier