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I took my SIM card out of my iPhone 11 plus and put it in my old phone (buisness phone currently) when I went to put it back in, it’s not picking up any service in my 11 but is able to pick up service fine in my old phone.
iPhone 11 Pro Max, iOS 14
Probably the iPhone 11 is locked on to a Carrier.
If you see No Service or Searching on your iPhone or iPad
If you see No Service or Searching on your iPhone or iPad ...
Remove your SIM card from the SIM card tray and then put the SIM card back. ... Make sure that the SIM tray closes completely and isn't loose. If you use a SIM tray from a different model iPhone, iPad, or from another phone manufacturer, it might not fit properly.
If you see 'invalid SIM' or 'no SIM' on your iPhone or iPad ...
Learn what to do if you see a SIM not supported alert.
Probably the iPhone 11 is locked on to a Carrier.
If you see No Service or Searching on your iPhone or iPad
If you see No Service or Searching on your iPhone or iPad ...
Remove your SIM card from the SIM card tray and then put the SIM card back. ... Make sure that the SIM tray closes completely and isn't loose. If you use a SIM tray from a different model iPhone, iPad, or from another phone manufacturer, it might not fit properly.
If you see 'invalid SIM' or 'no SIM' on your iPhone or iPad ...
Learn what to do if you see a SIM not supported alert.
Sim card
