Stay safe, and design legally.
Even if you manage to find a safe copy of SolidWorks 2013, the software itself is outdated by modern standards. Here is why sticking to legacy software can hurt your engineering workflow: Solidworks 2013 Free Download Full
SolidWorks 2013 was designed for Windows 7 and Windows 8. While it can run on Windows 10 with compatibility mode, it is not officially supported on Windows 11. This means you may face graphics glitches, installation failures, and printer driver issues on modern hardware. Stay safe, and design legally