Are you trying to run this on , or are you using an older machine with Windows XP ? 3ds max install help - kirupaForum
: Right-click the 3dsmax.exe file, select Properties , go to the Compatibility tab, and check "Run this program as an administrator." Set the compatibility mode to Windows XP (Service Pack 3) . 2. Install the C-Dilla RTS Update
: Go to the Control Panel, search for "UAC," and move the slider to "Never Notify." Restart your computer.
If standard installation fails, some users have found success by manually configuring the registry to bypass the initial C-Dilla check:
: 3ds Max 5 is considered "abandonware" by the community and is no longer supported by Autodesk Support .
: If these fixes fail, the most reliable way to run 3ds Max 5 is within a Virtual Machine (like VirtualBox or VMware) running a clean installation of Windows XP .