Audio Driver File Installs the audio driver for Intel Desktop Boards with Intel High Definition Audio and the Realtek codec. Audio drivers may fail to install in Windows XP 64-Bit Edition. Symptoms may include error messages, such as "Error in installation" or "Unknown error". Microsoft's Update for Windows XP x64 Edition (KB901105) fixes this issue. After installing this update, the audio drivers for Windows XP 64-Bit Edition will successfully install.