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Physical USB 2.0 port (avoid USB 3.0 blue ports, as they can cause connectivity drops with older firmware). RAM: Minimum 1 GB. Storage: At least 500 MB of free hard drive space. How to Download MPPS V16 Software

| Issue | Likely Cause | Solution | |--------|----------------|-----------| | Installer fails to start | Missing VC++ runtime | Install latest VC++ Redist. | | “No compatible ports” | Driver not installed | Re-run installer as Admin; select “Install Port Monitor” | | Activation error | License server blocked | Check firewall; allow outbound TCP port 443 for validation | | Prints blank pages | Wrong page size selected | Change template to 58mm or 80mm thermal format |

Turn ignition to the ON position. Double-check your exact engine code and ECU type (e.g., Bosch EDC16, Marelli, etc.). Windows security or compatibility block.