T-Mobile is the only domestic (USA) cellphone provider to implement UMA (Unlicensed Mobile Access) Wifi Calling. Orange UK provides this feature in the UK. Summarized, this technology allows for WiFi hotspots to act as a cell tower. In our case, once logged into a WiFi hotspot, we have full T-Mobile access, both for voice and data.
I purchased the s9+ unlocked from best buy. I was with Verzion at that time. A wifi calling setting was no where on the phone. There was also no visual voicemail. I made the switch to tmobile last week and as soon as i put the sim card in i got a wifi calling notification an the option is now there. I also have tmobile visual voicemail. Nov 14, 2016 · @timbuk2okc The first and for a loooong time the ONLY phone allowed to have wifi calling on ATT, with FCC approval was the iPhone 6, which came out 6 months after the HTC one M8. It didn't come to android for another 16 months with the galaxy line and the Marshmallow update. None of HTC phones were on the list to get Wifi calling. Which iPhones can use Wi-Fi Calling? You need an iPhone 5c or later, running iOS 8.3 or later. Wi-Fi Calling can also be used on the iPad and iPod touch (if they have iOS 9 or later), Apple Watch As for Sprint, it offers Wi-Fi calling on several Android phones too, in addition to iPhones including the 5C and newer. But while Android and iOS after 2016 have no restrictions, phones that To check, set up Wi-Fi calling and try making a call over Wi-Fi. If the ‘Wi-Fi call’ indicator doesn’t show, then your phone isn’t compatible. If you’re using Wi-Fi calling and move to a 4G area, your calls will transfer without disconnecting with 4G calling (if you have a compatible phone). WiFi calling is a network feature, which lets your phone use WiFi signal to make/take calls and sometimes also send/receive SMS text messages, instead of conventional mobile signal. The advantage of this is straightforward: if you’re in an indoor blackspot that mobile signal can’t get to , like underground or in a thick-walled building, you Wi-Fi Calling provides the ability to call or message from almost anywhere a Wi-Fi connection is available. The service provides enhanced coverage in locations that have limited or no mobile network coverage. Wi-Fi Calling calls do not count against any minute limits on your Sprint plan.
Dec 12, 2017 · I have AT&T and WiFi calling worked just fine on the public release of iOS 11, however, when I did a fresh install of iOS 11.2.5 beta, WiFi calling will not enable. It says to contact AT&T to enable it when I try. Weird.
As for Sprint, it offers Wi-Fi calling on several Android phones too, in addition to iPhones including the 5C and newer. But while Android and iOS after 2016 have no restrictions, phones that To check, set up Wi-Fi calling and try making a call over Wi-Fi. If the ‘Wi-Fi call’ indicator doesn’t show, then your phone isn’t compatible. If you’re using Wi-Fi calling and move to a 4G area, your calls will transfer without disconnecting with 4G calling (if you have a compatible phone). WiFi calling is a network feature, which lets your phone use WiFi signal to make/take calls and sometimes also send/receive SMS text messages, instead of conventional mobile signal. The advantage of this is straightforward: if you’re in an indoor blackspot that mobile signal can’t get to , like underground or in a thick-walled building, you Wi-Fi Calling provides the ability to call or message from almost anywhere a Wi-Fi connection is available. The service provides enhanced coverage in locations that have limited or no mobile network coverage. Wi-Fi Calling calls do not count against any minute limits on your Sprint plan.
Oct 17, 2018 · Today, most major cell phone carriers now support Wi-Fi calling, and the option to connect to Wi-Fi now comes standard with the most recent iPhones and Android devices. How Wi-Fi Calling Works When Wi-Fi calling is turned on or enabled on your mobile device, all of the Wi-Fi networks that the device connects to do the work that would otherwise
Nov 14, 2016 · @timbuk2okc The first and for a loooong time the ONLY phone allowed to have wifi calling on ATT, with FCC approval was the iPhone 6, which came out 6 months after the HTC one M8. It didn't come to android for another 16 months with the galaxy line and the Marshmallow update. None of HTC phones were on the list to get Wifi calling.