No cellular service after update

jgodsil Said:

"No cellular service after update: Updated to ios 16.3.1. Now cannot send or receive text and voice. Tried toggling Airplane Mode and a hard restart."

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Troubleshooting Cellular Service Errors and Updates:

A. "No Service": Is "No Service" shown on the top-left corner of your screen? If so, go here to fix this: If you See No Service or Searching on your iPhone or iPad - Apple Support

B. Whom to Contact:

Contact your Carrier, as they are the one who provide you with the service of Cellular.

C. Report this to Apple:

Do your part: Let Apple know what is going on here. Provide them with feedback on this. They may not get back to you directly, but the more feedback they received on this, the more they will know what is going on, and what needs to be fixed in updates to come.

1. Go Here: Feedback - iPhone - Apple
2. Select: "Bug Report" for the "Feedback Type"
3. Comment: that this all began after installing an update, and how you have troubleshot this, thus far. Include the URL of this thread.
4. Proceed from there aw necessary

jgodsil Said:

"No cellular service after update: Able to troubleshoot iphone settings changing the non-functioning 'primary' and 'secondary' to 'Cellular Data'. Works now."

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Thumbs Up! Excellent job troubleshooting. Thanks for spreading the word on the solution! It will help many for certain.