Follow the official guide for a Clean Uninstall to remove all traces of Autodesk software.
In the context of AutoCAD, pm16.dll acts as a library file that the software "delayloads," meaning it is called into memory only when needed rather than at the very start of the execution. While specific library details are often internal to Autodesk, errors involving it are frequently linked to missing system dependencies like or corrupted Visual C++ installations. Step-by-Step Fixes for the "Module Not Found" Error autocad pm16.dll
Re-download the installer using the method from your account, as this is often more stable than the "Install Now" option. Summary of Quick Fixes Target Issue Recommended Action WebView2 Installation Runtime dependency Download from Microsoft C++ / .NET Repair Corrupted system files Use Microsoft Repair Tool Clean Reinstall Corrupted AutoCAD core Follow Autodesk Clean Uninstall AutoCAD 2023 run error: "pm16.dll" Module Not Found Follow the official guide for a Clean Uninstall