Device Help Samsung Galaxy S8+ Calls and voicemail
Samsung Galaxy S8+

Samsung Galaxy S8+

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Use music player

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Set up your mobile phone for internet

Turn call waiting on or off

Set up your mobile phone for SMS

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Getting started

Basic functions

Calls and voicemail

Messaging

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Connectivity

I can't make voice calls

Back to Calls and voicemail
If you have problems making voice calls, there may be several causes of the problem.
We found 11 possible solutions to your problem. Click Start guide to see the solutions.
Start guide
The selected network mode is not available
There's an error at the receiving end
There's a temporary network problem
Not adequate network coverage
There's no credit on your prepaid phone card
Your number has been suspended
Your mobile phone is overloaded for unknown reasons
Flight mode is turned on
Roaming isn't activated in your rate plan
Your SIM is faulty
The selected network is out of range

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Media guides

Clean up and speed up your smartphone Can't make or receive calls on your smartphone? Can't use mobile data on your smartphone? Can't connect to WiFi on your smartphone? Slow mobile internet on your smartphone? Slow WiFi connection on your smartphone? 3 Simple tips to keep your smartphones safe