The last legitimate update to the SolidWorks 2016 codebase was Service Pack 5 (SP5) released in late 2016. The final SolidsQuad loader that works reliably with SW2016 was released around 2017.
In online forums and torrent sites, "SolidsQuad" (or "SSQ") is a pseudonym used by a cracking group. This group is known for releasing keygens, loaders, and activators for various high-end engineering software, including the Autodesk suite (AutoCAD, Maya) and Dassault's portfolio (SolidWorks, CATIA). solidworks 2016 solidsquad activator new
Any website advertising a version as of 2024-2025 is using a tactic called "version spoofing." They change the file name or the text on the website to make it look fresh, but the internal binary (the actual code) is unchanged from 2017. The last legitimate update to the SolidWorks 2016