Solidworks Host File Block Install Jun 2026

: If the installer window is white/blank, this is usually caused by Windows blocking HTML files in the installation media. Right-click the installation folder or setup.exe and select Unblock in the Properties menu. How to Configure the SOLIDWORKS PDM Local HOSTS file

| Category | Domain Name | Purpose | | :--- | :--- | :--- | | | im.solidworks.com | Instant Messaging / Telemetry. This is the primary "phone-home" domain for usage data, error reporting, and feature usage analytics. It is one of the first domains to block to cut off the main channel of communication back to Dassault Systèmes. | | Diagnostics & Stability | crashdiag.solidworks.com | If SolidWorks unexpectedly crashes, this service is designed to receive the crash report. | | | performance.solidworks.com | Dedicated to transmitting performance metrics, such as start-up times and tool responsiveness, allowing Dassault to optimize the software. | | Certificate Validation | www.digicert.com | Digital certificates help verify the software's authenticity. Blocking these domains can prevent the software from checking if its license file is genuine. | | | ocsp.digicert.com | The Online Certificate Status Protocol (OCSP) domain for real-time certificate validation checks. | | | cacerts.digicert.com | The domain hosting the Certificate Authority (CA) bundle for verifying a chain of trust. | | | crl3.digicert.com / crl4.digicert.com | Certificate Revocation List (CRL) domains that check if a specific certificate has been revoked by the issuer before it was set to expire. | solidworks host file block install

The hosts file is a plain-text file that acts as a local Domain Name System (DNS). Before your computer queries external DNS servers on the internet, it first checks this file to see if there's a specific rule for connecting to a given domain name. By editing it, you can manually map domain names to IP addresses, effectively overriding the default DNS lookup. : If the installer window is white/blank, this