Have you done this yet though...
service.o2.co.uk/IQ/SRVS/CGI-BIN/WEBCGI.EXE/,/?St=38,E=0000000002359531447,K=2886,Sxi=16,CASE=10431

My texting was fucked for a couple of hours after installing, but I think all is well now
( mns 2️⃣2️⃣9️⃣0️⃣7️⃣, Wed 17 Jun 2009, 22:35, archived)