A standard "Uninstall" via the Windows Control Panel often leaves behind residual files, folders, and registry keys. These leftovers can cause installation failures, licensing errors (such as "The License manager is not functioning"), or stability issues when installing a new version of the software.
Check that:
In /Library/Preferences/ , delete all files beginning with com.autodesk or com.Alias . autodesk clean uninstall
Delete remaining folders to prevent conflicts.Show hidden files in Windows File Explorer.Navigate to the root C:\ drive.Delete directories carefully in these locations: C:\Program Files\Autodesk\ C:\Program Files (x86)\Autodesk\ C:\Program Data\Autodesk\ C:\Users\%USERNAME%\AppData\Local\Autodesk\ C:\Users\%USERNAME%\AppData\Roaming\Autodesk\ Phase 4: Windows Registry Purge A standard "Uninstall" via the Windows Control Panel