Mobile network not working

[charlotte242424]

'Your iPhone cannot make and receive calls or access mobile data until it has been updated' - tried resetting network settings, airplane mode, sim card out and in etc, none have worked. Help please

[Leanne_T]

Morning @charlotte242424

Thanks for coming to the community. 

If you go into Settings > General > About, do you get an option to update carrier settings? 

Is your software up to date? 

Thanks 🙂

Leanne. 

[charlotte242424]

Yes the error occurred following an update to iOS 14.4

[charlotte242424]

An no option to update carrier settings 

[Leanne_T]

Thanks @charlotte242424

Did you complete the update? 

If you go into Settings > General > Software Update, is this showing up to date? 

Thanks 🙂

Leanne

[charlotte242424]

Yes I did complete the update 

[Leanne_T]

Thanks @charlotte242424

Do you have another phone you can try your SIM card in to see if the SIM works? 

Thanks 🙂

Leanne.

[charlotte242424]

No, no other phone to try the sim in and no other sim to try the phone with 

[Leanne_T]

Thanks @charlotte242424

Can you try the steps in the Apple Support page to see if this helps? 

Thanks 🙂

Leanne.