Go to http://www8.hp.com/us/en/support-drivers.html , put in your model number in the search field. There are many HDX18 models available. Pick yours, and download and install the Windows 7 drivers from there. Looks like there is a TV tuner driver for Win 7 for that model.
Go to http://www8.hp.com/us/en/support-drivers.html , put in your model number in the search field. There are many HDX18 models available. Pick yours, and download and install the Windows 7 drivers from there. Looks like there is a TV tuner driver for Win 7 for that model.