Actia Psa Xs Evolution 9780z5 Driver Patched Jun 2026

A: They are the same hardware, just different order numbers. A1281Z is sometimes called the “Bus Tester” adapter, but both are functionally identical.

The 9780.Z5 interface relies on a specific USB driver architecture to communicate with Windows. Because the original diagnostic software was built during the Windows XP and Windows 7 eras, modern operating systems present unique driver challenges. Evolution Driver vs. UMDF Driver actia psa xs evolution 9780z5 driver

Step 1: Disable Driver Signature Enforcement (Windows 10/11) A: They are the same hardware, just different order numbers

The cleanest way to get the official Actia driver is to install the Diagbox software package first. The installer bundles the necessary .inf and .sys files. Run your Diagbox setup executable as an Administrator. Because the original diagnostic software was built during

Sometimes the driver is fine, but the device's internal software is too old for your DiagBox version. PSA Interface Checker

Go to > Advanced options > Startup Settings > Restart .