Error working on Xiaomi 12 lite

[Infinity7182]

Good evening, I flashed my phone on HyperOS Xiaomi eu, completely with cleaning, and many users do not have the Volte service, although it is in the settings, but it does not work, this is for all users of this device, solve this bug.

 

[Aybabtu]

Hi, sometimes for some mobile providers you have to activate Volte service.

 

[Infinity7182]

Hi, sometimes for some mobile providers you have to activate Volte service.

I already activated this service, and everything is turned on in the settings, I contacted the telecom operator and could not solve this, please help, this is not just a problem for me.