get into the my computer propertys by right clicking it and selecting propertys. i think its in the file system, then settings option and simply remove xp home os line and anything to do with optional boot. i think
i guess so considering you have a got a legitimate cd and a key. though if you feel its not, send it to microsoft as theres a new program regarding if it isnt legit or whatever, they will send you a new free copy i think.
u can remove it from starting up all the time it overrides bios and windows settings so it can make your pc configed to what you want and its easy to do and with a help file full of guides
well if you have been given a windows xp cd w/o a registration num, then one would assume the cd isnt legal as all cds come with it, so i gather it is a copied version ? or is this cd the real deal?