Solidworks Host File Block Install !!link!! May 2026

Blocking websites – If you want to block access to a particular website, add the hostname to a hosts file with an IP address of 0. www.masterdc.com

: If the hosts file contains entries that redirect SOLIDWORKS domains (like those for activation or updates) to an invalid IP like 0.0.0.0 or 127.0.0.1 , the installer cannot reach the required external servers.

After saving the hosts file, open the as administrator and type: ipconfig /flushdns This ensures Windows immediately recognizes the changes you made. solidworks host file block install

: If you are using SOLIDWORKS PDM and cannot connect to your server, you may actually need to add an entry to help the system find it. On a new line, type the [Server IP] followed by a [Server Name] . 4. Flush the DNS Cache

: If a line begins with an IP followed by a SOLIDWORKS-related URL, delete that line or add a # at the start of it to "comment it out". Blocking websites – If you want to block

Standard users cannot save changes to system files. You must right-click in the Start menu and select Run as Administrator . 2. Locate the Hosts File

: Some antivirus programs (e.g., SentinelOne or ZoneAlarm) may lock or modify the hosts file to prevent unauthorized communication, inadvertently blocking legitimate SOLIDWORKS traffic. How to Fix a SOLIDWORKS Host File Block : If you are using SOLIDWORKS PDM and

Editing a Hosts File on Windows, Linux, and macOS | MasterDC

In Notepad, go to and navigate to: C:\Windows\System32\drivers\etc\