https://community.o2.co.uk/t5/Business-Customers/Data-roaming/m-p/1518818#M3029 <P>Just returned from one month in the USA.</P><P>I have 2 phones. Both had "Mobile Data" switched off before we left the UK.</P><P>I switched mine ON for the last day, but when I got my bill there are multiple charges of £7.50 for data roaming on the phone which was NEVER switch to "Mobile Data ON".</P><P>Also when I switched my data ON I received a text message from O2 confirming "Rest of world 24 Hour pass".</P><P>The other phone NEVER received ANY texts from O2 but had Multiple days charged at £7.50 per day.&nbsp; &nbsp;</P> Sun, 26 Dec 2021 20:10:22 GMT LJ_1951 2021-12-26T20:10:22Z https://community.o2.co.uk/t5/Business-Customers/Data-roaming/m-p/1518818#M3029 <P>Just returned from one month in the USA.</P><P>I have 2 phones. Both had "Mobile Data" switched off before we left the UK.</P><P>I switched mine ON for the last day, but when I got my bill there are multiple charges of £7.50 for data roaming on the phone which was NEVER switch to "Mobile Data ON".</P><P>Also when I switched my data ON I received a text message from O2 confirming "Rest of world 24 Hour pass".</P><P>The other phone NEVER received ANY texts from O2 but had Multiple days charged at £7.50 per day.&nbsp; &nbsp;</P> Sun, 26 Dec 2021 20:10:22 GMT https://community.o2.co.uk/t5/Business-Customers/Data-roaming/m-p/1518818#M3029 LJ_1951 2021-12-26T20:10:22Z https://community.o2.co.uk/t5/Business-Customers/Data-roaming/m-p/1518820#M3030 <P><a href="https://community.o2.co.uk/t5/user/viewprofilepage/user-id/4729502">@LJ_1951</a>&nbsp;</P><P>&nbsp;</P><P>You need to speak to Customer Services on 8002</P><P>&nbsp;</P><P>Also note if you have WiFi Assist on, and it has lost connection it overrides the data settings and kicks in.</P> Sun, 26 Dec 2021 20:13:34 GMT https://community.o2.co.uk/t5/Business-Customers/Data-roaming/m-p/1518820#M3030 madasaf1sh 2021-12-26T20:13:34Z