Let’s address the core keyword directly. A legitimate full download is not hosted on official servers (Scanvec/Amiable ceased active distribution years ago). However, there are several trusted sources:
None will perfectly replicate Casmate’s weed/tile workflow, but they are far easier to install. casmate pro 652 windows 7 64 bit download full
Windows 7’s User Account Control (UAC) can block legacy installers. Let’s address the core keyword directly