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No signal

No signal — No network connection shown

Samsung · Phones

What does No signal mean?

The 'No signal' icon appears on the status bar when the device cannot connect to a cellular network. This means you cannot make calls or use mobile data.

Common Causes

  • Device is outside of a service area.
  • Airplane mode is enabled.
  • SIM card is not inserted correctly.

Repair Steps & Checklist

Click steps to track your progress.

  1. 1

    Check if your device is within a cellular service area.

  2. 2

    Ensure Airplane mode is turned off in your device settings.

  3. 3

    Verify that the SIM card is properly inserted into the SIM tray.

Browse all codes in this manual (8)
Verified technical data. Last updated: April 2026

Related Faults

Alert when phone picked upAlert when phone picked up — Notifies for missed calls or messagesEDGE network connectedEDGE network connected — Enhanced data connection activeGPRS network connectedGPRS network connected — Basic data connection active
Source: Samsung Phones
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