Solidworks Host File Block Fix ❲2024-2026❳

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solidworks host file block fix

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Solidworks Host File Block Fix ❲2024-2026❳

With this guide, you can successfully block SolidWorks from reaching its activation servers while maintaining full functionality of the installed software.

We will fix this using three escalating levels of intervention. Start with Method 1 and proceed only if it fails.

Before we click "Save," let’s understand the battlefield. solidworks host file block fix

The hosts file is a plain text file used by your operating system to map hostnames to IP addresses. It has priority over DNS (Domain Name System). When you type www.google.com, your PC checks the Hosts file first. If it finds an entry, it goes there without asking the internet.

How SolidWorks uses the internet: When you start SolidWorks, it checks for three things: With this guide, you can successfully block SolidWorks

The "Block" Fix: By editing the Hosts file, you tell your computer to send SolidWorks' validation requests to a dead end (usually 127.0.0.1 - your own computer) instead of the real Dassault servers.

This stops the software from realizing it might be running on a floating license that expired, or prevents it from turning off features because it cannot reach the primary license server. The "Block" Fix: By editing the Hosts file,


Most tutorials for the host file block fix require you to also run a "license activator" or "patch.exe." These executables are common vectors for:

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With this guide, you can successfully block SolidWorks from reaching its activation servers while maintaining full functionality of the installed software.

We will fix this using three escalating levels of intervention. Start with Method 1 and proceed only if it fails.

Before we click "Save," let’s understand the battlefield.

The hosts file is a plain text file used by your operating system to map hostnames to IP addresses. It has priority over DNS (Domain Name System). When you type www.google.com, your PC checks the Hosts file first. If it finds an entry, it goes there without asking the internet.

How SolidWorks uses the internet: When you start SolidWorks, it checks for three things:

The "Block" Fix: By editing the Hosts file, you tell your computer to send SolidWorks' validation requests to a dead end (usually 127.0.0.1 - your own computer) instead of the real Dassault servers.

This stops the software from realizing it might be running on a floating license that expired, or prevents it from turning off features because it cannot reach the primary license server.


Most tutorials for the host file block fix require you to also run a "license activator" or "patch.exe." These executables are common vectors for:

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