: Drivers can be found on the ACTIA IME Support Page .

Connect the USB cable directly to a USB 2.0 port on your computer (avoid USB 3.0 ports, as they can cause timing issues with older chips).

Comprehensive Guide to PSA XS Evolution 9780.Z5 Drivers: Installation and Troubleshooting

You will need to use the software PSA Interface Checker . Flash your interface firmware back to an unlocked version (such as V4.3.0) and change the serial profile to "Inconnue" or "Evolution" depending on your software's requirements. Summary Checklist for a Flawless Setup Requirement Ideal Setting USB Port Type USB 2.0 (Physical Hub if necessary) Windows Settings Driver Signature Enforcement Disabled Device Manager Label USB Com Board Driver / ACTIA Passthru Diagbox VM Settings USB Compatibility set to USB 2.1 in VMware

Many online forums incorrectly suggest using a generic “Psa Xs Evolution” driver. However, the revision includes modified timing parameters for a slower external clock (12 MHz instead of 20 MHz). Using the wrong driver version results in:

Once the PSA XS Evolution 9780.z5 driver is correctly installed, many users fail to optimize its performance. Here are three advanced tweaks:

The "driver" for this device is typically included within the installation package of the

If you are installing the driver natively on a 64-bit Windows 10 or 11 system, you may need to disable Driver Signature Enforcement: