PSA Interface Checker and the underlying ACTIA drivers were built for 32-bit systems. Windows 10 and 11 64-bit actively block the unsigned legacy drivers needed to communicate with the chip.
If you attempted to flash the device and it is now completely unresponsive, you must force a firmware overwrite. Open the PSA Interface Checker. Click on . psa interface checker scary mistake fix
By ensuring your drivers are correctly signed and mapped through a 32-bit bridge, that terrifying "No Interface Found" error will disappear, allowing you to get back to safely reading fault codes and programming your vehicle. PSA Interface Checker and the underlying ACTIA drivers