does wifi calling cost money o2（関連順）

1:38

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What is WiFi Calling and How to Use it in iPhone? | iPhone WiFi Calling Explained

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7:04

O2 pay-as-you-go needs 4G VoLTE calling and WiFi calling and giffgaff is affected all thanks to 02

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145 回視聴 - 2 年前

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How To Fix O2 Wi-Fi Calling Not Working

Geo Statology

82 回視聴 - 3 か月前

6:56

Switch off your phone's WiFi now!

Liron Segev

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39,943 回視聴 - 1 年前

7:21

O2 this is completely unacceptable for no VoLTE or WiFi calling on giffgaff shame on you

Kane McCarthy

35 回視聴 - 2 年前

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0:58

WiFi Calling, talk where others can't

2degreesnz

6,331 回視聴 - 6 年前

5:41

let's fight to get 4G VoLTE calling and WiFi calling on O2 PAYG like a broken record

Kane McCarthy

36 回視聴 - 2 年前

3:06

How To FIX WiFi Calling Not Working!

Trevor Nace

60,779 回視聴 - 2 年前

7:17

O2 pay-as-you-go need a rethink for 4G VoLTE calling and WiFi calling for our network

Kane McCarthy

17 回視聴 - 2 年前

8:01

give us what we really want O2 and make sure giffgaff as VolLie and WiFi Calling

Kane McCarthy

27 回視聴 - 2 年前

結果 : does wifi calling cost money o2