Solidworks Host File Block [upd] May 2026

Why Do People Block SolidWorks in the Hosts File? Legitimate SolidWorks licenses connect to Dassault Systèmes’ activation servers to verify your subscription. However, a "cracked" or "patched" version of SolidWorks often comes with instructions to modify the HOSTS file. The goal is to block telemetry and license verification.

If you need SolidWorks, pay for it. The subscription includes cloud services, simulation tools, and technical support. The cost of a stolen license—whether via ransomware, legal fines, or lost productivity—is infinitely higher than the retail price. Do not risk your computer or your career for a text file hack that no longer works. Solidworks Host File Block

Sometimes, due to a bug or a corporate firewall issue, SolidWorks fails to find a valid license server because it is trying to connect to the wrong IP address. Advanced IT administrators may use the HOSTS file to a redirect. Why Do People Block SolidWorks in the Hosts File

While it is technically possible to add entries like 127.0.0.1 licensing.solidworks.com , modern software will either crash, lock you out after 30 days, or silently report you to the license server via hard-coded IPs that ignore your HOSTS file. The goal is to block telemetry and license verification

Typically, a user adds lines such as: