To "block" a hostname, you map it to 0.0.0.0 or 127.0.0.1 (the local loopback address), which prevents the computer from reaching the actual server.
While specific "block lists" change, they often target domains like: im.solidworks.com im-ak.solidworks.com dl-ak.solidworks.com 3. Troubleshooting "Blocked" Installations solidworks host file block install
Note: Change the file type filter in the bottom right from "Text Documents ( .txt)" to "All Files ( )" to see the file.* Open 'hosts' : Select the file named (it has no extension). Add the Text To "block" a hostname, you map it to 0
To block these connections, copy and paste the following text into your hosts file: Add the Text To block these connections, copy
Some SolidWorks network licenses rely on a "Heartbeat." If the software cannot ping the activation server every 30 to 90 days, it assumes the license is stolen and disables itself. Adding a block stops this remote kill-switch.
127.0.0.1 license.solidworks.com 127.0.0.1 solidworks.com 127.0.0.1 sw.install.solidworks.com 127.0.0.1 activation.solidworks.com 127.0.0.1 register.solidworks.com 127.0.0.1 log.solidworks.com