VoLTE support

[anthonywelsh40]

Please tell us some basic information before asking for help:
Model Name: Zenphone 5z
Firmware Version: WW 100.10.107.70
Rooted or not: Not
Frequency of Occurrence: NA
APP Name & APP Version (If your issue relates to the app): NA
My provider supports Wifi and VoLTE calling, but I don't see any options to turn this on in my phone. How can I enable this or is it even compatible?
Provider: Koodo - Canada

[Y_ASUS]

Hi anthonywelsh40,
VoLTE support varies by country and operator. We regret to inform you that VoLTE support is not compatible with your operator on ZS620KL. Thanks for your understanding.