Solidworks Host File Block Install
user wants a long article about using the hosts file to block SolidWorks installation and activation. I need to gather comprehensive information: how it works, step-by-step instructions for different Windows versions, verification, common issues, alternatives like firewall blocks, legality, and troubleshooting. I will search using both English and Simplified Chinese terms. search results have provided some relevant information. Result 2 from ugsnx.com appears to be a post about blocking SolidWorks background networking using the hosts file. Result 8 from bilibili.com might be a video about disabling SolidWorks networking. Result 5 from goengineer.com discusses creating a local hosts file for SOLIDWORKS PDM. Result 3 from swbbsc.com might be about blocking SolidWorks background networking. Result 1 from mp.weixin.qq.com could be an installation guide for SolidWorks 2025. I need to open these to gather more detailed information. opened pages have provided some useful information. The ugsnx.com post lists some domains to block: im.solidworks.com, crashdiag.solidworks.com, performance.solidworks.com. The bilibili.com page describes how to block SolidWorks networking using Windows Firewall inbound and outbound rules. The goengineer.com article explains how to modify the hosts file for SOLIDWORKS PDM, which is a similar concept. The swbbsc.com page seems to be a discussion thread but doesn't provide detailed content. The mp.weixin.qq.com page appears to be an installation guide for SolidWorks 2025 that includes steps like disabling internet access. I need to search for more specific information, such as a list of SolidWorks license servers to block, legal and ethical considerations, and troubleshooting tips. search results have provided a good amount of information. I have found a list of domains to block, steps to modify the hosts file, alternative methods like firewall rules, and some troubleshooting tips. I also have information on legal risks. Now I need to structure a long article. The article will cover: introduction, how the hosts file works, step-by-step guide, list of servers to block, verification, common issues and troubleshooting, alternatives, legal and ethical considerations, and a conclusion. I will cite the sources appropriately. have gathered information from various sources. Now I need to write a comprehensive article. The article will cover the following sections: introduction, understanding the hosts file, step-by-step guide, list of servers to block, verifying the block, common issues and troubleshooting, alternative methods, legal and ethical considerations, and conclusion. I will cite the sources I have found.ing a program’s online verification, a process known colloquially as "phone-home," is often a critical step in certain technical processes. For users of SolidWorks, a leading 3D CAD design software, this typically involves editing the Windows Hosts file to block communication with specific activation servers. This comprehensive guide will walk you through every aspect of this process, from the fundamental theory to detailed, step-by-step instructions for various Windows operating systems.
Understanding how to identify, modify, and resolve these hosts file conflicts ensures a smooth installation process. Understanding the Role of the Hosts File
Scroll to the bottom of the document. Look for any entries containing the words solidworks , dassault , ://solidworks.com , or generic licensing terms paired with local IP addresses ( 127.0.0.1 ). Common blocked lines look similar to this:
Some overly aggressive security software may detect modifications to the Hosts file as suspicious, as malware often uses it to hijack web traffic. If your legitimate edit is being blocked, you may need to temporarily disable your antivirus or add an exception, but always re-enable it immediately afterward. solidworks host file block install
: Binding the software instance to the hardware profile of the machine.
When you type www.google.com , your PC checks its hosts file before asking the internet’s DNS servers.
If you are unable to save, you did not open Notepad as an Administrator. 6. Flush DNS user wants a long article about using the
Windows sometimes saves the file as hosts.txt if not careful. Solution: Verify the file has no extension (just hosts ). In File Explorer, enable “File name extensions” view.
You accidentally blocked *.solidworks.com globally, but some unrelated sites use subdomains of solidworks.com (e.g., forum.solidworks.com). Fix: Only block the specific lic. and activation. subdomains listed above. Do not block www.solidworks.com if you want to use their knowledge base.
Type the following command and press : ipconfig /flushdns . 4. Troubleshooting Common Blocks search results have provided some relevant information
ipconfig /flushdns
or if security software prevent access to it. This often results in "Permission Denied" errors or connectivity issues where the installer cannot reach the required license or download servers. SOLIDWORKS Forums Troubleshooting Hosts File Blocks
If your hosts file is completely clean but the installation still fails, an active software firewall or antivirus program is likely mimicking the host block at the network layer. Configure Windows Defender Firewall
Some third-party firewalls, antivirus suites, or malware removal tools automatically append corporate or activation domains to the hosts file to prevent data tracking.
Temporarily disable this protection or add the hosts file to the exclusion list while performing the edits.