The device relies on the UMDF (User-Mode Driver Framework) or specific legacy USB driver stacks provided by Actia, usually labeled as "USB Com Board Evolution Driver." Step-by-Step Driver Installation Guide
A security warning appeared: Windows cannot verify the publisher of this driver software.
Hold the while clicking Restart in your Windows Start Menu.
Navigate to your DiagBox installation folder (commonly C:\AWRoot\bin\fi\psa_diags_drivers ). Confirm: Click OK and let Windows finish the installation. Common Issues and Solutions 1. 64-bit Windows Compatibility actia psa xs evolution 9780z5 driver
Windows 10 (64-bit), Windows 11 (64-bit).
If the driver does not load, you must force Windows to recognize the ACTIA files manually.
Driver Installed Successfully.
By following this guide, you will eliminate the dreaded "No Communication" error and turn your Actia PSA XS Evolution into the reliable diagnostic powerhouse it was designed to be. Keep this article bookmarked—when Windows updates next Tuesday, you will likely need it again.
Under the "ACTIA USB Devices" category, you should see "USB Com Board Evolution Driver (UMDF)" without any error triangles.
Windows 10 and 11 are supported by newer DiagBox versions (e.g., v9.85 or later). Driver & Software Sources The device relies on the UMDF (User-Mode Driver
The driver is not merely a file; it is the translator between your operating system and the diagnostic tool.
Upon reboot, press or F7 to select "Disable driver signature enforcement." Step 2: Install the Diagbox Software Suite
Connect the other end to the car's OBD2 port to power the unit. Step 3: Install via Device Manager Confirm: Click OK and let Windows finish the installation
A: Possibly. The 9780Z5 was released around 2007, but many original units still work with the latest DiagBox, including newer Opel models. However, for very recent vehicles you may need a later‑generation interface.
If you have installed Diagbox, you do not need to download sketchy drivers from unknown internet forums. They are already on your hard drive. Navigate to the following default directory: C:\APP\DDC\BSI\Driver\ or C:\AWRoot\bin\fi\