how to use VoLTE in my windows 10 lumia 640 xl LTE phone???

[Windows Central Question]

how to use VoLTE in my windows 10 lumia 640 xl LTE phone???

 

[Chintan Gohel]

how to use VoLTE in my windows 10 lumia 640 xl LTE phone???

that is a feature that your carrier has to enable - contact your cellular carrier and find out if they support it

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