[. . . ] WDM driver Installation Guide NB: The following guide is using the fact that you are using Windows XP (An actual version of Direct X must be installed ­ available on installation CD or by Microsoft. ) Section A: Remove All INF files related to your TerraTec product - to do this: -Go to My computer > Tools > Folder Options > View > tick Show hidden files and folders > press OK. [. . . ] Section B: -Remove the TerraTec Control Panel (software) and drivers from your system - To do this: select Start > Settings > Control Panel > Add/remove programs. -You should be able to locate the TerraTec Control Panel (software) in here and you will need to uninstall it. Go to Start > Settings > Control Panel > System > Hardware > Device Manager and click on the plus (+) next to sound and audio devices, here the TerraTec card should be listed, press the right mouse button and select Uninstall/ Remove. Now you will need to reboot your PC Section C: The system will now detect a new PCI Multimedia Device found: - Click Next and Select Install from a specific location (Advanced) then click Next - ONLY tick Include this location in the search and click Browse, go to C:\Terratec_Driver and click OK. (verify the driver signing is set at WARN and not REFUSE) Click Finish Once you have achieved this, you are ready to install the Control Panel (software). You can control in the Device Manager if the driver version is the correct one. [. . . ] If windows does not automatically detect the PCI Multimedia Device on booting - please try the Multimedia card in a another PCI slot. [. . . ]