6 User’s GuideChapter 1Introduction• Improved the SLI rendering mode options by allowing complete end‐usercontrol of SLI for any application. This provides maximum flexibility overcreating application profiles for any for current and new applications.• Underscan support has been added for full screen overlay and full screen videomirror outputs.nView Desktop ManagerNote: Release 75 no longer supports the nView Display Wizard for Windows NT 4.0and NVKeystone for Windows 98/Me. The driver does include enhancement tothe following nView Desktop Manager sections:• TV/Display Wizard is enhanced to make HDTV setup easier. Each high‐definitionmode can be previewed to determine the capabilities of the flat panel.• Desktop Manager setting — Release 75 lets you create system‐wide nViewDesktop Manager settings that apply across all users.• Per‐display desktops — Release 75 brings support for independent per‐displayvirtual desktops to nView Span mode and Multiview environments.For details on using nView Desktop Manager features, refer to the NVIDIA ForceWareGraphics Drivers: nView Desktop Manager User’s Guide.