I get VoWiFi icon, whenever Wifi calling is active. Even if i make calls or don;t. the icon is active which shows VoWiFi is active. I am using Red Mi Note 7 Pro. I called Customer care executive, he...

Hi, I am using Airtel 4G Hotspot, and VoWiFi is working perfectly. I bought this TP Link TL-WA855RE 5.0, and When i am using extender Signal, its not working. I am not getting VoWiFi . I tried...