Solidworks Host File Block | Fix //top\\

The location of the host file varies depending on the operating system:

If you are using a floating network license (SNL) in a corporate environment and your DNS is failing to resolve the license server's name, you can use the hosts file to manually route it. Go to the bottom of the file.

When you launch SolidWorks, check out a license, or attempt to activate the software, the system pings specific Dassault Systèmes validation servers. These primary domains include: ://solidworks.com (Installation Manager and licensing) ://solidworks.com (Activation wizard validation) ://solidworks.com (Asset registration) What is a Hosts File Block? solidworks host file block fix

Security software flags legitimate SolidWorks traffic as a threat.

To help narrow down any remaining connection issues, tell me: The location of the host file varies depending

Skip this step if you are using a standard standalone/single-user license. Step 5: Save and Flush Your DNS Click > Save (or press Ctrl + S ). Close Notepad.

: On a new line at the bottom, type the Server IP address , hit Tab, and then type the Server Name . Example: 192.168.1.50 PDM-Server-01 . These primary domains include: ://solidworks

If editing the Hosts file does not immediately resolve the SolidWorks license issue, the block might exist in your security software. Windows Defender Firewall

The SOLIDWORKS host file block fix is a simple yet effective solution to resolve connectivity issues caused by a blocked host file. By following the steps outlined in this article, users can modify the host file to allow SOLIDWORKS to communicate with the necessary servers. If you are experiencing host file block issues with SOLIDWORKS, try the methods described above to resolve the problem.

Because the Hosts file is a critical system component protected by Windows security, you cannot open and save it like a normal text document. You must use elevated administrative privileges. Follow these steps to safely clean the file. Step 1: Open Notepad as an Administrator