Problems making/receiving calls
After each troubleshooting step, check to see if your issue is fixed.
icon is missing
If has disappeared from your home screen, you just need to add a shortcut for the
Phone
app.
SIM card not recognised
If you see
or in the status bar
or a message that the SIM is not recognised:
1. Turn your phone off and then on again.
Press and hold the Power button, then touch Power off. Then turn it on to establish a new
connection with the network.
3. Turn off your phone, then
remove and reinsert the SIM.
4. Contact your carrier to make sure your account is set up properly.
5. Ask your carrier to replace the SIM card.
6. Perform an external phone reset.
No signal
1.
If you usually have a signal
but the status bar shows in your current location, move
to another area where you can receive a signal, such as outside. If you're uncertain
whether your carrier provides service in that location, check the coverage map on your
carrier's website.
2. If aeroplane mode is on, turn it off.
3. Turn your phone off and then on again.
4. Check for app updates.
5. Check if a
software update is available for your phone.
6. Check that the Preferred network type is set to Global. ( Settings > Network & internet
> Mobile network > Advanced > Preferred network type.) If you're experiencing service
issues when it is set on Global, try a different setting.
7. Manually set the network operator:
1. Go to Settings > Network & internet > Mobile network.
2. Touch Network operators > Search networks.
3. Wait 30 seconds for the search results.
Fix a problem : Call and SIM issues 188
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