Anthony wrote: > After looking here and there on Internet, managed to install the drivers for > my > Optix DPT94 with the Argyll driver set in Windows 8 pro, 64-bit commercial > version. This method *might* work well for similar devices. Hi, installing on MSWin 8 has been mentioned a couple of times on this list. > The basic idea is outlined here : > http://www.pcpro.co.uk/blogs/2012/08/06/getting-older-drivers-to-work-in- > windows-8/ > What I did : > > I modified the inf file for the optix dtp94 furnished with the Argyll driver > set, removing any reference to the catalog security files, saved it as > DTP94_modified.inf with the other Argyll drivers. As an added precaution, I > renamed the catalog files as *.cat.old and the original inf as inf.old. Hmm. My impression was that there is no need to modify the .inf file. It should work as-is. Did you try that ? > Follow the instructions as outlined in the aforementioned link (and > elsewhere) > to re-boot with the “Disable Driver Signature Enforcement” mode. Yes, this is the critical step. > it all works! Test in other usb ports, then re-boot. This should, if I > understand, re-activate the driver signing rules. Yes. Thanks for the feedback. Graeme Gill.