If you call 911 over Wi-Fi we may transmit Your E911 Registered Address to the 911 Communications Center, who may use it to help emergency responders locate you, but you may need to provide your contact information and current location. When you first enable Wi-Fi Calling on T-Mobile, you must provide us with the primary street address at which the Wi-Fi Calling service will be used (“Your E911 Registered Address”). To set up T-Mobile Wi-Fi Calling on your device, open the Devices page, select your device, and use the help there. For detailed requirements, see: Wi-Fi Calling on a corporate network.Satellite Internet and cell phone hotspot are not supported.Requires a minimum of 2 Mbps for upload and download speeds.Wi-Fi Internet access: You must be able to use the internet on a Wi-Fi network. Most of these devices work without any problems, but T-Mobile cannot guarantee their service unless you bought the device from us. Some manufacturers state their devices have T-Mobile Wi-Fi Calling.Check the Devices page to look up your phone. Wi-Fi Calling is included on most T-Mobile devices.Phone that supports T-Mobile Wi-Fi Calling:.Active account: The service connects through T-Mobile service and uses your phone number, so your account must be active.E911 address: Before you can use Wi-Fi Calling, you need to set up an e911 address on your account in case your location doesn't show up automatically to a 911 dispatcher.

Prevent unexpected charges when traveling abroad.

Try turning OFF VPN / web protection, reboot your iphone and turn it back ON. So it may be because the VPN gets connected to any of these counties, you are not able to connect whatsapp and skype.

VoIP allows users to make voice calls over the internet, similar to Skype, which is also blocked in some countries.

In some countries, WhatsApp’s voice-calling (VoIP) feature is often blocked while the rest of the app is left open. WhatsApp has been banned, either temporarily or permanently, in 13 countries according to Freedom House: When you turn ON web protection on Bitdefender, its actually turning ON VPN which automatically connects to a random county and routing all connections which provide more privacy, security and stealth.

Skype sign in is blocked