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No problem. WiFi Calling lets you make calls over a WiFi connection – whether you're at home or on the go. Meanwhile, O2 4G Calling uses our 4G network for much clearer calls. You'll move seamlessly between WiFi and 4G network coverage to continue your call if you're using WiFi or 4G Calling.
WiFi Calling (also called Voice over WiFi or VoWiFi) lets you call and text* as normal when you can't connect to a mobile network. All you need is a WiFi connection and you're able to stay in touch. Meanwhile, 4G Calling (also called Voice over LTE or VoLTE) means you can use our fast 4G network to make clearer voice call.
Can I use Wifi and 4G Calling on an O2 Business tariff? Yes, you can use Wifi and 4G Calling in the UK on most Business tariffs. 4G Calling when roaming is now live in the USA for customers with a compatible device, tariff and sim.
Jan 11, 2021 · No, you do not - phones sold by O2 use standard firmware since 2018 or so, @Rob521 . You do have to be a contract or Business customer, as O2 do not offer Wifi Calling to their PAYG customers. https://www.o2.co.uk/help/network-coverage-and-international/wifi-and-4g-calling. Good luck!
Mar 29, 2017 · O2 - Wifi and 4G Calling. The launch of Wifi Calling gives our customers the option of making and receiving calls over Wi-Fi even if they can’t connect to the mobile network, whilst 4...
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Oct 18, 2024 · How do I enable 4G and Wifi Calling on my device. First, you'll need to add Wifi and 4G Calling to your account. It's quick and easy to do too. For personal customers, please sign into My O2 and go to Device Details. From there, tap Wifi and 4G Calling – this is where you'll be able to add these features to your account.
People also ask
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Oct 21, 2021 · Just would like to confirm the information about WiFi calling supported devices. On the website https://www.o2.co.uk/connectivity/wifi-and-4g-calling there is the list of supported devices. Is this list up to date?
