This guide is for educational purposes regarding network administration and troubleshooting legitimate license server errors. Bypassing paid licensing agreements violates SolidWorks' Terms of Service (TOS). We do not condone software piracy.
Instead of asking the internet or the DNS server "Where is the license server?", SolidWorks checks the host file first. If it finds a match, it goes directly to that IP address. This bypasses DNS lookup errors and broadcast failures. solidworks host file block fix
In this 2,500+ word guide, we will dissect exactly what the Hosts file does, why SolidWorks modifies its behavior regarding it, the step-by-step fix, and—most importantly—how to prevent this from happening during a critical deadline. This guide is for educational purposes regarding network
Beyond the fact that it simply doesn't work for modern versions (2018+), attempting this poses serious threats: Instead of asking the internet or the DNS