Solidworks Host File Block Fix
Before editing, ensure your security suite is not actively blocking access to C:\Windows\System32\drivers\etc\hosts .
Use this guide if SolidWorks (or SolidWorks license activation/serial validation) is being blocked by your hosts file, DNS, or local redirections. These steps cover Windows 10/11. Proceed with admin rights and back up files before editing. solidworks host file block fix
You will see a file named (no extension). Before editing, ensure your security suite is not
If the above methods don't resolve the issue, try the following: Proceed with admin rights and back up files before editing
Here is a detailed breakdown of the review.
: Getting "Bad Data" errors or unable to log into the PDM vault view despite being on the same network.
: If the host file is correct but you still can't connect, ensure TCP ports 25734 and 25735 are open in your Windows Firewall for the SolidNetWork License (SNL) Manager .
