Blocking SolidWorks via the Hosts file is a technically simple but increasingly ineffective and legally risky practice. While it may temporarily suppress license checks or telemetry, modern versions of SolidWorks employ multiple countermeasures that render host-based blocking incomplete. For system administrators needing to control SolidWorks network access, proper firewall rules or group policies are superior. For end users, tampering with the Hosts file risks license revocation and software malfunction without providing reliable long-term benefits.
If the file is clean but it still fails, try flushing your DNS cache by typing ipconfig /flushdns in the Command Prompt. Solidworks Host File Block
: Save the file. You may need to restart your browser or SolidWorks for the changes to take effect. 3. SolidWorks "Blocks" (Internal CAD Feature) Blocking SolidWorks via the Hosts file is a
Use ping or nslookup to confirm resolution: For end users, tampering with the Hosts file