If you have a recent version of the nVidia drivers, but are unable to find the nView Desktop manager, try accessing it via the control panel first.
Next, click the ENABLE button
Now when right clicking the desktop you can choose nView properties and pull up the nVidea control panel
See my post on assigning keyboard shortcuts to nVidia color profiles (etc)
Thanks to fransa::tech for helping me figure this out
Disable nView Desktop Manager
Thanks to Michael for the following tip: If you want to disable nVidia nView desktop manager, you will need to run this command, and / or add it to your startup folder / tasks so that it runs each time you start windows:
rundll32 "c:\Program Files\NVIDIA Corporation\nView\nView64.dll", nViewCmd poff