The "block" refers to redirecting these specific domain names back to your own computer ( 127.0.0.1 or 0.0.0.0 ). By doing a , you prevent the software from verifying the license status externally.
From a purely functional standpoint, the method is effective. It allows a user to bypass the online check that would otherwise reject an unlicensed key or a key generated by a keygen. For educational environments or individuals learning the software for career advancement, the allure is obvious: full, unrestricted access to a professional tool without the multi-thousand-dollar price tag. It creates a frictionless learning environment, free from the 30-day trial pop-ups or the feature restrictions of the free student edition. solidworks host file block install