check www.callofduty.com
google and look for cod4 1.7 updater
COD4 Online is fere for PC regardless of your internet connection.
u cant - Download the patch and patch 1.2. Then install patch 1.2 and it will be done I think
Yes you can, usually PC game work on the PC or Mac, maybe rarely only the PC but for cod4 they most likely made for both computer types.
CoD4
figure out the buttons then get used to them
you cannot hack weapons on any console
try upgrade it http://www.gamershell.com/download_28304.shtml
I don't know about X Box or PC, but on PS3 you go to PlayStation Store and purchase the maps. One they have finished downloading, you then have to install them
It means you are running off an old patch like v1.4 or v1.5. You could also be on a newer patch like v1.7.
You only have to pay for Xbox 360 online. You don't need to pay a monthly fee for PS3 or PC.
v1.09 currently, this is the latest patch.