| Feature | Specification | |---------|----------------| | | Hardware ID (HDD serial, MAC address, motherboard UUID – combined hash) | | Activation | One-time online/offline (via .xml response file) | | Deactivation | Manual release via Zemax License Manager (ZLM) – limited count per year | | Persistence | Survives OS updates; fails if core HW component changes | | Network requirement | Only at activation/deactivation; zero runtime network calls | | License server | None – runs entirely on local host |
Older physical keys that must be plugged directly into the machine running OpticStudio. zemax opticstudio license fixed
Depending on when you acquired your software, your fixed license will likely fall into one of two categories: : | Feature | Specification | |---------|----------------| | |
Zemax or Ansys licenses are typically softkey licenses. : These are digital licenses activated via an
If you own a legacy fixed license, you may need to check the Ansys Optics website to ensure you are using the correct license manager version, especially if upgrading to newer versions of "Ansys Zemax OpticStudio."
Ensure the ALM service is running on your machine.
: These are digital licenses activated via an activation code. They are tied to the computer's unique hardware ID. As of January 2025, online activation servers for legacy softkeys were shut down, requiring a manual activation process for these specific types.
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