When users search for "new license keys" on third-party forums or torrent sites, they are typically looking for cracked or pirated versions of the software. While this might seem like a cost-saving measure, it carries significant risks:

Because DWG FastView Pro requires a serial number for activation, the process differs from the standard account-based upgrade. DWG FastView Pro, optimal alternative to AutoCAD

The Pro version is significantly more powerful than the mobile or web apps. It is a complete 2D/3D CAD drafting solution.