iPhone: Troubleshooting No Service

Products Affected

iPhone

Symptoms

iPhone may display one of the following symptoms in the status bar:

  • Displays No Service or Searching in an area of good coverage
  • Does not regain service when returning to an area of coverage

Resolution

If you encounter any of the above symptoms on your iPhone, try these steps to attempt to resolve the issue. Test after each step.

  1. Try turning iPhone off and then on again.
  2. Remove the SIM card and verify that it is a valid, carrier-manufactured SIM. Also verify that it is not damaged, worn, or modified. Then reinsert it.
  3. Check for a carrier settings update. Tap Settings > General > About while connected to a Wi-Fi network. If an update is available, a prompt should appear soon. If Wi-Fi is not available, connect your device to iTunes.
  4. Update your iPhone to the latest version of iOS.
  5. Restore the iPhone.

If you're still experiencing No Service issues, contact your carrier to check for any network or account issues that could cause this issue.

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