Solidworks Host File Block Install Link

The Strategic Use of Host File Modification in SOLIDWORKS Installations

  1. Back up your current hosts file.
  2. Open Notepad as Admin.
  3. Paste the 10+ domains listed in this guide.
  4. Flush DNS (ipconfig /flushdns).
  5. Install SolidWorks offline.
  6. Add the folder C:\ProgramData\FLEXnet to your antivirus exceptions.
  7. Never update your SolidWorks version without temporarily unblocking the host file first (new versions need one-time validation).

Step 3: Append the Blocking Entries

At the bottom of the file, add a clear comment and then the list of domains. For example: solidworks host file block install

SolidWorks License & Activation Servers

127.0.0.1 activation.solidworks.com 127.0.0.1 lic.solidworks.com 127.0.0.1 license.solidworks.com 127.0.0.1 licensing.solidworks.com 127.0.0.1 solidworks.com.licensing.com 127.0.0.1 swx.licensing.solidworks.com 127.0.0.1 lmtag.service-now.com 127.0.0.1 solidworks-license.com The Strategic Use of Host File Modification in

Solution 3: Disable Firewall and Antivirus Software Back up your current hosts file

  • Add lines mapping the unwanted hostnames to a loopback or non-routable IP: