Unable to send SMS when outside the United States

Symptoms

In some situations when using an unlocked Sprint iPhone 5 outside the United States with a non-Sprint SIM card, you may be unable to send SMS.

Resolution

If you are traveling internationally with an unlocked iPhone, you may be unable to send SMS if you either:

Perform an Erase all Content and Settings or

Restore your iPhone

Follow these steps to resolve the issue:

Connect your iPhone to a Wi-Fi network.

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