How to change message center number in iOS 13



 What is a message center number?

SMSC or SMSC number is responsible for managing SMS operations in a wireless network. The message will be sent to the SMS center after it is sent from your smartphone. The SMSC number is what routes and regulates SMS messages.

Change SMS service center number on iPhone

SMS service center number

  1. From the Home screen, open the Phone application.
  2. Tap Keypad, then dial the following number: **5005*7672*12063130004#.
  3. Tap the green Call icon. The message Setting Succeeded should display.

How to Update Carrier Settings

You can manually check for and install carrier settings update with these steps:

Make sure your device is connected to a Wi-Fi or cellular network.
Tap Settings > General > About.
If an update is available,
you’ll see an option to update your carrier settings.

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