Do not connect the interface before the installer asks. Plug it into a direct USB port, not a front-panel hub. Wait for the “Device configured successfully” pop-up.
If all boxes are green, you may proceed to programming. If any test fails, stop immediately – you risk corrupting the BSI. psa interface checker 4.4.0
: Confirms if the interface is "Initing" or "Ready," helping troubleshoot connection failures between the vehicle's OBD port and the PC. Do not connect the interface before the installer asks