Only for single-user subscription validation. For perpetual licenses with network licensing, it works fully offline once the service is running and pointing to a local license server.
Date: May 5, 2026 Category: Software Management / CAD Administration
If you have landed on this page searching for the Autodesk Licensing Service 9.0.3.46 download, you likely own a recent version of Autodesk software—such as AutoCAD 2025, Revit 2025, 3ds Max 2025, or Maya 2025—and you are encountering a licensing error. You may be seeing error codes like 0x0006, -15.10, or License Checkout Timeout.
This article provides a definitive guide to version 9.0.3.46 of the Autodesk Licensing Service. We will explain what this service does, why you need this specific version, where to find a safe download, and how to install or repair it step-by-step.
| Problem | Solution |
| :--- | :--- |
| Installation stuck at 95% | Kill LMS.exe processes, then retry. |
| Error 1603 | Corrupt Windows Installer. Run Microsoft msizap tool. |
| Service won't start | Check port 2080 (default). Change in adskflex.opt. |
| Detected as "Unknown Publisher" | Ignore—Autodesk forgot to sign this minor build. Verify SHA-256. |
No. AutoCAD 2024 and earlier use the legacy Licensing Service version 7.x or 8.x. Installing 9.0.3.46 on an older product may break activation. Always match the service version to your software generation.
Autodesk Desktop Licensing Service version 9.0.3.46 was a critical update released in 2019 to address a vulnerability in the licensing component used by Autodesk 2020 product versions. Download and Installation
While version 9.0.3.46 is now considered legacy, Autodesk recommends always installing the latest available version to ensure security and compatibility. Current Version: You can download the latest installer directly from the Autodesk Licensing Service Download Page Installation Steps: Close all running Autodesk products. Download and unzip the latest AdskLicensingInstaller Right-click AdskLicensing-installer.exe and select Run as Administrator Follow the prompts to complete the update. Why this version was significant
Version 9.0.3.46 was specifically pushed to fix a "DLL Preloading" vulnerability that could allow unauthorized code execution. It was mandatory for users of 2020-version software (like AutoCAD, Revit, or Maya) to prevent "License Manager" errors during startup. How to Check Your Current Version Autodesk Licensing Service 9.0.3.46 Download
If you are troubleshooting a licensing issue, you can verify your installed version by navigating to:
C:\Program Files (x86)\Common Files\Autodesk Shared\AdskLicensing\Current\AdskLicensingService
The folder name within that directory indicates the version currently active on your system. , or are you trying to resolve a security vulnerability Autodesk Licensing Service download
The Autodesk Licensing Service 9.0.3.46 is a legacy but critical update designed to bridge the gap between 2019 and 2020 product versions. It introduced the then-new licensing framework that moved away from the old FlexNet-only model toward a more modern, cloud-integrated service. 🛠️ Purpose & Core Functionality
This specific version (9.0.3.46) was released to ensure a smooth transition for users moving into the 2020 product cycle.
Authentication Backbone: It acts as the "handshake" between your local software (like AutoCAD or Revit) and Autodesk's servers.
Stability Patch: Addressed "License Error" crashes common in early 2020 deployments.
Compatibility: Essential for users running 2020 versions alongside legacy 2018 or 2019 installs. 💾 Installation & Update Guide Only for single-user subscription validation
If you are specifically looking for version 9.0.3.46, you are likely troubleshooting a legacy environment. However, Autodesk generally recommends the latest available version (currently in the v16.x range) for better security. How to Install (or Reinstall)
Stop the Service: Press Win + R, type services.msc, find Autodesk Desktop Licensing Service, and click Stop.
Uninstall Old Version: Navigate to C:\Program Files (x86)\Common Files\Autodesk Shared\AdskLicensing. Right-click uninstall.exe and select Run as Administrator.
Download: Access the latest installer through Autodesk Support or the Autodesk Desktop App.
Run Installer: Extract the .zip file, right-click the .exe, and select Run as Administrator. ⚠️ Important Considerations
Security Risk: Avoid downloading this service from third-party Google Drive links often found in forums. These are unofficial and may contain malware.
Modern Alternatives: If you are on Windows 10/11, newer versions of the service are required to maintain compliance with modern SSL/TLS security standards.
Network Licensing: If your office uses a server, ensure your Network License Manager (NLM) is also updated to v11.18 or higher to avoid "Error 110" or "Error -15." If you'd like, I can help you: Troubleshoot a specific "Licensing Error" code Date: May 5, 2026 Category: Software Management /
Find the direct official link for the most recent 2026-ready update Set up a silent installation script for your IT team
Which of these would be most helpful for your current project?
Yes, if:
No, if:
After installing version 9.0.3.46, confirm it is active:
To verify the exact version number:
If you see an older version (like 9.0.1 or 9.1.0), the upgrade did not apply. You may have a newer version installed that supersedes 9.0.3.46—in that case, no action is needed.