http://www.jonsguides.com/forums/viewtopic.php?t=7&postdays=0&postorder=asc&start=75
Step:
1. d/l the the Widcomm v.3.0.1.905 from HP FTP
2. Run the exe and extract the files to C:\SWSetup\SP28271A
3. modify file btwusb.inf, delete all lines w/ ExcludeFromSelect
4. run the setup.exe to start installation, four windows will pop up, choose cancel, continue anyway, cancel, cancel
5. d/l this patch and extract it
6. Reboot at safe mode. (press "F8" before windows start)
7. Go to C:/Program Files/WIDCOMM/Blutooth Software, replace BTStackServer.exe and BTTray.exe with patched files.
8. Go to c:/Windows/system32, replace BTNeighborhood.dll and wbtapi.dll with patched files. (U may need to rename "wbtapi.dll" to something else if U can't replace it)
9. reboot and U are ready to go.

