Provides specialized "Service" mode functionality for maintenance and troubleshooting. How to Activate Your Pilz Software
| Error Message | Likely Cause | Solution | |---------------|--------------|----------| | “Invalid license key format” | Typo or wrong key for software version | Double-check key; ensure no spaces or dashes are altered. | | “Hardware ID mismatch” | You generated the key on a different PC | Regenerate the license using the correct target PC’s hardware ID. | | “License server unreachable” | Firewall blocking port 27000-27009 | Allow Pilz License Server in Windows Defender / corporate firewall. | | “Expired trial license” | No valid license installed | Purchase a full license or request a trial extension from Pilz. | | “Dongle not detected” (Legacy) | USB driver missing or dongle damaged | Reinstall Pilz Driver Suite ; test on another USB port/PC. | pilz license key