https://community.o2.co.uk/t5/Pay-Monthly/upgraded-and-not-working/m-p/1496993#M235348 <P><a href="https://community.o2.co.uk/t5/user/viewprofilepage/user-id/4648218">@Vic4</a>&nbsp;</P><P>You need to use your old sim or do a sim swap to activate the new one <LI-PRODUCT title="Guide: Sim Swap: a mini guide 2017 update" id="Guide012"></LI-PRODUCT>&nbsp;</P> Fri, 15 Oct 2021 21:26:56 GMT MI5 2021-10-15T21:26:56Z https://community.o2.co.uk/t5/Pay-Monthly/upgraded-and-not-working/m-p/1496930#M235335 <P>Hi can anyone help, I upgraded this morning and now my phone won't text or handle phone calls</P> Fri, 15 Oct 2021 16:23:56 GMT https://community.o2.co.uk/t5/Pay-Monthly/upgraded-and-not-working/m-p/1496930#M235335 Vic4 2021-10-15T16:23:56Z https://community.o2.co.uk/t5/Pay-Monthly/upgraded-and-not-working/m-p/1496993#M235348 <P><a href="https://community.o2.co.uk/t5/user/viewprofilepage/user-id/4648218">@Vic4</a>&nbsp;</P><P>You need to use your old sim or do a sim swap to activate the new one <LI-PRODUCT title="Guide: Sim Swap: a mini guide 2017 update" id="Guide012"></LI-PRODUCT>&nbsp;</P> Fri, 15 Oct 2021 21:26:56 GMT https://community.o2.co.uk/t5/Pay-Monthly/upgraded-and-not-working/m-p/1496993#M235348 MI5 2021-10-15T21:26:56Z