Hi all,just bought a star a3000 android phone.being new to this technology could anyone advise we are having difficulty connecting the phone to the internet.the phone is finding a strong signal from our o2 wireless router but tries to connect and then says disabled. the phone has a single tesco sim card in ,but our internet through the router is from o2 does this effect it.am i missing somethig simple.we also have only fitted one tesco sim card in the phone.could you advise why these phones can take two sims. any advice appreciated. thanks david.