A: Windows 10 and 11 enforce WHQL (Windows Hardware Quality Labs) signing. The old Windows 7 driver is not signed for Win10. You need a 2018+ version of the 9780.z5 driver.
software. While the 9780.Z5 reference is commonly associated with genuine Actia hardware, it is also widely used for high-quality "Full Chip" clones that replicate the original's capabilities. Core Technical Profile Actia Psa Xs Evolution 9780.z5 Driver
| Symptom | Likely Fix | | :--- | :--- | | | No driver. Windows sees the chip but doesn't know what it is. Reinstall the driver. | | Yellow Triangle in Device Manager | Driver signature error. Reboot and disable signature enforcement again. | | Blinking Red/Green | Firmware missing. You need to run the PSA Firmware Tool (usually inside DiagBox). | | PC freezes when plugging in | USB 3.0 conflict. Use a USB 2.0 port or a powered USB hub. | A: Windows 10 and 11 enforce WHQL (Windows
The is a dealer-level vehicle communication interface (VCI) used for comprehensive diagnostics of Peugeot and Citroën vehicles. It is the hardware component required to run software like DiagBox , Lexia 3 , and Peugeot Planet 2000 (PP2000) . Driver & Software Overview software
If you see a yellow exclamation mark, the firmware on your interface may need an update using a "PSA Interface Checker." Pro Tips for a Stable Connection