: Point the installer to the driver folder within your DiagBox installation directory (usually found at C:\AWRoot\bin\launcher or a dedicated Drivers folder in the installation media).
Select Troubleshoot > Advanced options > Startup Settings > Restart. Press 7 or F7 to "Disable driver signature enforcement." Actia Psa Xs Evolution 9780.z5 Driver
The End.
Power fluctuation or corrupt firmware. Fix: : Point the installer to the driver folder
The 9780.z5 driver isn’t just about connection; it’s about speed. PSA’s DiagBox software uses protocols. For full-speed diagnostics (especially on 2020+ Peugeot 308, 508, and Citroën C3/C4), you need to optimize the driver’s latency. and Citroën C3/C4)