Locate the downloaded file (usually named AutoCAD_Raster_Design_2021_English_Win_64bit_dlm.sfx.exe ). Right-click the file and select .

: This known issue can occur if an older version of Raster Design (e.g., 2020) was previously installed on the same system.

You must have AutoCAD 2021, AutoCAD Architecture 2021, AutoCAD Map 3D 2021, or another supported specialized toolset installed.

Log into Windows using an account with full administrative privileges.

After installation, you need to configure the software to optimize its performance and functionality.