However, the software was proprietary and required a license key for full functionality. This brings us to the second half of the query: "Full Crack." A "crack" is a modified version of a program, or a small utility designed to alter the original software, bypassing its copy protection or activation requirement. The term "-UPD-" likely refers to an updated release of this crack, perhaps fixing issues with previous bypass methods or ensuring compatibility with newer versions of the Windows operating system.