How to install Diagbox 9.200 on Windows?

- min of reading

Guide d’installation – Logiciel diagnostic PSA série 9.x (Révision 9.200) Windows

🧰 Diagbox 9.200 Installation Tutorial (Windows 8, 10, 11)

This guide will walk you through the process of installing Diagbox 9.200 on your Windows computer, clearly and securely.

✅ Compatible with Windows 8, 10 and 11 – 64-bit only


⚠️ Important prerequisites

Before starting the installation, it is essential to:

  • Temporarily disable your antivirus and Windows Defender

  • Perform all steps as administrator

  • Use a Windows account with administrator privileges

👉 These precautions prevent blockages, file deletions or installation errors.


🗂️ Step 1 – Download and decompress

  1. Download the following archive: Diagbox v9.200 10-2024.zip

  2. Extract the archive to a regular folder using WinRAR or 7-Zip.

  3. Once the extraction is complete, verify that all files are present in the folder.


☕ Step 2 – Java Installation (required)

Diagbox requires Java to function correctly.

If Java is not already installed on your computer, you must install the following two versions :

  • jre-8u411-windows-x32.exe

  • jre-8u411-windows-x64.exe

⚠️ Both 32-bit and 64-bit versions are required , even on a 64-bit Windows system.

Restart your computer after installing Java.

Diagbox 9.200 download content
installing java diagbox 9.200


🧱 Step 3 – Creating and excluding the AWRoot folder

  1. Create the following folder: C:\AWRoot

  2. This folder must be excluded from your antivirus and Windows Defender.

➕ Exclude AWRoot in Windows Defender

  • Windows Settings → Update & Security → Windows Security

  • Protection against viruses and threats

  • Manage settings

  • Add or remove exclusions

  • Add an exclusion → Folder

  • Select C:\AWRoot and confirm.

🧩 Exclude AWRoot from your antivirus

  • Open your antivirus software

  • Search Exclusions / Exceptions / Excluded Files

  • Add the path: C:\AWRoot


💿 Step 4 – Installing Diagbox 9.200

  1. Open the previously extracted folder.

  2. Launch the file: Diagbox v9.200 10-2024.exe (right-click → Run as administrator )

  3. Follow the on-screen instructions until the installation is complete.

⏳ The installation may take several minutes. Do not close the window until the process is complete.

installing diagbox 9.200 windows
diagbox 9.200 installation location
Diagbox 9.200 installation
Diagbox 2024 installation


🔌 Step 5 – Installing the PSA XS Evolution sensor drivers

To ensure your interface is correctly recognized:

  1. Connect the PSA XS Evolution probe to your computer.

  2. Open Device Manager

  3. Locate the unrecognized device (yellow exclamation mark)

  4. Right-click → Update driver

  5. Select Browse my computer for a driver

  6. Specify the following path: C:\AWRoot\extra\Drivers

  7. Confirm and let Windows install the driver.

Diagbox 9.200 driver installation
installation drivers diagbox 9.200 lexia
Where are the Diagbox drivers located?
validate diagbox driver installation
Lexia Diagbox drivers installed


🔄 Step 6 – Finalizing the installation

  1. Restart your computer

  2. Launch Diagbox (right-click → Run as administrator )

  3. Check that the probe is correctly detected in the software

launch of diagbox 9.200


❗ Common problems and solutions

Diagbox fails to launch or displays an error

  • Check that your antivirus and Windows Defender are disabled.

  • Verify that C:\AWRoot is still excluded

The probe is not recognized

  • Check the driver installation

  • Try a different USB port

  • Restart the driver installation from C:\AWRoot\extra\Drivers

License or activation error

  • Check that all the steps have been followed.

  • Make sure the AWRoot folder has not been moved or renamed


🎯 Conclusion

The installation of Diagbox 9.200 is now complete.

You can now use the software to perform your PSA diagnostics under good conditions of stability and operation.

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