Samsung Not Registered on Network? 8 fixes that work
The error means the phone cannot sign in to your carrier’s network. A SIM, network setting or carrier lock is almost always why.
The fix
8 fixes, in order
- 1
Toggle Airplane mode and restart.
- 2
Turn the SIM on in SIM manager.
- 3
Remove and reinsert the SIM.
- 4
Choose your network manually.
Connections › Mobile networks › Network operators.
- 5
Set Network mode to 5G/LTE/3G/2G (auto connect).
- 6
Update the software.
- 7
Reset network settings.
Settings › General management › Reset › Reset network settings.
- 8
Call your carrier to check the SIM, lock and IMEI.
Frequently asked questions
Why did it start after I put in a new SIM?
The phone may be locked to another carrier. Check Settings › Connections › More connection settings, or ask the original carrier to unlock it.
Could my phone be blocked?
Phones reported lost or unpaid can be IMEI blocked. Your carrier can check the IMEI from Settings › About phone.
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