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Level 1

4 points

Network carrier

I cannot receive a call and the same time I cannot make a call

Posted on Nov 12, 2021 11:30 PM

Top-ranking reply

Level 10

209,061 points

Posted on Nov 13, 2021 1:48 AM

See this Apple articles below:

How to unlock your iPhone for use with a different carrier

Manually update your carrier settings on your iPhone or iPad

Set up cellular service on iPhone

If it still doesn't work, read the articles below:

If you see 'invalid SIM' or 'no SIM' on your iPhone or iPad

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