Hey there PhoneT, thank you for taking the time to ask us your question about the Samsung Galaxy A37 5G. Yes, VoLTE is supported and can be set on your Samsung Galaxy A37 5G. Since it is a 5G device, VoLTE is typically enabled automatically. If you have any other questions for us or if you would like further assistance, please le us know by contacting Support. Thank you for being a faithful Samsung customer. - Debra