Over the years, SolidWorks has used a dynamic set of domains for activation, validation, and telemetry. Based on firewall logs and community analysis, the following domains are critical to block for a completely offline installation environment. Note that this list evolves; Dassault may add new domains in service packs.
By default, Notepad only looks for .txt files. In the bottom-right corner of the Open dialog box, change the dropdown menu from to All Files ( . ) .
Here is the catch: Even with a valid license, SolidWorks continuously attempts to reach specific telemetry and validation server addresses. If the software fails to validate a license (due to a firewall, DNS error, or server outage), it may revert to "Viewer Mode" or shut down completely after 30 days. solidworks host file block install
Using a host file block is a highly effective, albeit manual, method to control SOLIDWORKS installation behavior. By accurately mapping server domains to 127.0.0.1 in your hosts file, you can successfully bypass online checks and ensure a stable local installation.
If you can tell me you are installing, and if you are using a standalone or network license , I can offer more tailored advice. Share public link Over the years, SolidWorks has used a dynamic
In this 2,500+ word guide, we will dissect every layer of the SolidWorks host file block. We will cover why you need to do it, how to do it correctly (step-by-step), common errors, and advanced troubleshooting for network licenses.
# SOLIDWORKS Block List 127.0.0.1 activate.solidworks.com 127.0.0.1 activate.solidworks.es 127.0.0.1 solidworks.com 127.0.0.1 ://3ds.com Use code with caution. Step 4: Save and Close Click . Close Notepad. 3. Verifying the Host File Block By default, Notepad only looks for
Example to block a specific server : 0.0.0.0 im.solidworks.com Example for local licensing : 127.0.0.1 [Your_Server_Name] . Save the file () and close Notepad. 3. Apply Changes (Flush DNS)
Blocking specific host addresses is a common method for troubleshooting network licensing issues or preventing unwanted communication during a SOLIDWORKS installation. This is typically done by editing the Windows hosts file to redirect hostnames to a non-existent or local IP address.
: Modern Windows versions require administrative privileges to modify files in the directory. SOLIDWORKS Forums 2. Common Symptoms "Permission Denied" Error : Explicit error messages stating C:\Windows\system32\drivers\etc\hosts permission denied during the 3DEXPERIENCE Launcher setup. Blank Installation Manager