1. "ACTIAPnPInstaller can not be run with Unknown OS version"
Version 3 offers improved stability, handles driver handshakes more efficiently, and includes a broader catalog of firmware files compatibility ( .HEX or .BIN files) required to keep clone tools from locking up during automatic Diagbox updates. Step-by-Step Guide: How to Use PSA Interface Checker Psa Interface Checker V3 Download
The "APPLI_XS_Fuji" firmware is what PSA Interface Checker reads from your device. According to the : handles driver handshakes more efficiently
Matching your firmware to your diagnostic software version is critical for successful vehicle scans: Psa Interface Checker V3 Download
Before we discuss the process, a critical warning: Because this tool modifies system-level drivers and performs memory patches, many antivirus programs (especially Windows Defender) will flag it as a "HackTool" or "Keygen."