I don't anticipate any long term problems with turning it off. I am surprised that it makes a difference once the driver is installed though. I was always under the impression that the verification was only done when the driver was installed, not every time it's loaded.
Have you considered upgrading to Windows 7? I have upgraded a number of systems with intermittant WiFi problems and they have been trouble free since moving to 7.
Have you considered upgrading to Windows 7? I have upgraded a number of systems with intermittant WiFi problems and they have been trouble free since moving to 7.