https://community.o2.co.uk/t5/Pay-Monthly/upgrade/m-p/425506#M40935 <P>my contractends on the 17th april...all through the last few months whenever i pay my bill i always notice that on the right hand side of my o2 it has always said that i can upgrade 1 month early and the date i can upgrade is the 17th march(which will be this sunday)...i even checked a couple of days ago to make sure i could go up to the shop on sunday to pick up a new phone..i have just logged on to check my data usage and the upgrade has changed to the 18th march...i know its only a day but has anybody had any experience of this before and could shed any light on the reason why???</P> Mon, 11 Mar 2013 19:35:05 GMT Anonymous 2013-03-11T19:35:05Z https://community.o2.co.uk/t5/Pay-Monthly/upgrade/m-p/425506#M40935 <P>my contractends on the 17th april...all through the last few months whenever i pay my bill i always notice that on the right hand side of my o2 it has always said that i can upgrade 1 month early and the date i can upgrade is the 17th march(which will be this sunday)...i even checked a couple of days ago to make sure i could go up to the shop on sunday to pick up a new phone..i have just logged on to check my data usage and the upgrade has changed to the 18th march...i know its only a day but has anybody had any experience of this before and could shed any light on the reason why???</P> Mon, 11 Mar 2013 19:35:05 GMT https://community.o2.co.uk/t5/Pay-Monthly/upgrade/m-p/425506#M40935 Anonymous 2013-03-11T19:35:05Z https://community.o2.co.uk/t5/Pay-Monthly/upgrade/m-p/425668#M40961 <P><FONT color="#3366ff">No - that's really strange that it'd change by a day.</FONT></P><P>&nbsp;</P><P><FONT color="#3366ff">What date is your 'billing date'?</FONT></P><P>&nbsp;</P><P><FONT color="#3366ff">Try texting UPGRADE to 21602?</FONT></P> Mon, 11 Mar 2013 23:23:10 GMT https://community.o2.co.uk/t5/Pay-Monthly/upgrade/m-p/425668#M40961 Anonymous 2013-03-11T23:23:10Z