To use without limitations, you must enter a verified license key purchased directly from SoftPerfect . While older versions (6.2.1 and below) were freeware, modern versions use a "try-before-you-buy" model. How to Get a Verified License Key
If you have purchased a license but haven't received it, or need to activate it: SoftPerfect Network Scanner : fast, flexible, advanced softperfect network scanner license key work verified
: Functionally unlimited but only displays a maximum of 10 devices . To use without limitations, you must enter a