Solidworks Host File Block Fix May 2026

: In Notepad, go to File > Open . Navigate to C:\Windows\System32\drivers\etc\ . Ensure the file type filter in the bottom right is set to All Files ( . ) so the extensionless hosts file appears.

For SolidWorks PDM or network licenses to work when DNS fails, you must manually point the machine to the correct server IP. solidworks host file block fix

: When a network cannot translate server hostnames to IP addresses, the system may need a manual override in the hosts file. Step 1: Unblock the Hosts File from Security Software : In Notepad, go to File > Open