I am using ROG3 but I am not getting volte services with airtel. While checking it showing my phone

[aru_sharma8885]

Please tell us some basic information before asking for help:
Model Name:
Firmware Version:
Rooted or not:
Frequency of Occurrence:
APP Name & APP Version (If your issue relates to the app):
In addition to information above, please also provide as much details as you can, e.g., using scenario, what troubleshooting you've already done, screenshot, etc.
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[RAJU_MSC_MATHEM]

aru.sharma8885

Please tell us some basic information before asking for help:

1. Model Name:
2. Firmware Version:
3. Rooted or not:
4. Frequency of Occurrence:
5. APP Name & APP Version (If your issue relates to the app):

In addition to information above, please also provide as much details as you can, e.g., using scenario, what troubleshooting you've already done, screenshot, etc.

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I am using ROG3 but I am not getting volte services with airtel. While checking it showing my phone

remove two Sims, put only Airtel 4G sim to sim first slot.
and Check VOLtE. if possible enable volte in settings. I don't have your phone model

[ARP_ASUS]

Hey try the above step shared.
Also try this:
Make sure you are on latest software version which is .78, you can check by
Go to setting => About => Software information.