Solidworks Host File Block Fix [new] Jun 2026

If you are behind a corporate proxy, ensure SolidWorks is configured to use it.

To ensure this solution fits your setup, please share you see, your SolidWorks version , and if this is a standalone or network license . Share public link solidworks host file block fix

Most tutorials for the host file block fix require you to also run a "license activator" or "patch.exe." These executables are common vectors for: If you are behind a corporate proxy, ensure

Check the SolidWorks official forums or your local reseller for legitimate network licensing support. Restart SolidWorks to verify that the license validation

Restart SolidWorks to verify that the license validation error is resolved. Troubleshooting Common Errors

If you don't know the exact domain, you can use a tool like to create a wildcard redirect, but Windows native Hosts doesn't support wildcards ( *.solidworks.com ). Instead, you must list every domain manually.