iMessage showing 'waiting for activation' on iPhone

“iMessage showing 'waiting for activation' on iPhone: Why is my iMessage showing waiting for activation”

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Troubleshooting: 'waiting for activation' on iPhone:

There is a connectivity issue. These are the likely culprits and how to fix them…

• Connect to a Wi-Fi network

• Connect to Cellular network

• Put a SIM or eSIM card installed and working

• Make sure you have the correct date and time set on your iPhone

To activate iMessage and FaceTime using your Phone number

1. First, check to know whether you have an SMS plan enabled for at least one SMS*** with your carrier. Contact your Carrier (Cellular Service Provider), the agency that issued the SIM to you
2. If your iPhone is used with a carrier not found in the wireless carrier articles, make sure you can send and receive international SMS. (One international SMS*** Only)
3. If you can't turn on or sign in to iMessage or FaceTime - Apple ...

*** You may not have an SMS plan (Domestic & International) enabled by your carrier for the SIM/eSIM that you use on your device. Apple Inc. does not provide SMS services.