Save this file in the license folder of your installation directory (e.g., C:\ispLEVER_Classic2_1\license ).
The term refers to a no-cost, perpetual software license offered by Lattice Semiconductor (and historically through distributor partners like Leopard Imaging or EBV Elektronik).
If you can’t find authoritative info
If you cannot obtain a license (e.g., Lattice’s automated system no longer responds), consider these paths:
However, it's essential to note that the free license may not be suitable for large-scale or commercial projects, as it may lack advanced features, support, and scalability. In such cases, users may need to upgrade to a paid license or subscription to access more comprehensive features and support.