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Install the on a local server accessible by your offline workstations.
Once you have downloaded the ZIP file (from a machine with internet access):
Altium Designer manages features, device libraries, and third-party tools through packaged modules called . When your workstation is completely cut off from the internet (air-gapped), Altium Designer cannot access the global installation servers.
Switch to the or Installed sub-tabs to see the list of available extensions found in your local repository. altium extension offline install
Locate the extension you need (e.g., MCAD CoDesigner , Ansys Simulation Exporter , or specific device libraries).
Before diving into the "how," it is crucial to understand the "why." While Altium's default online installer is intuitive, it relies on a stable connection to a cloud-based Altium repository to fetch necessary files. Offline installation provides a critical fallback and primary method in several scenarios:
Select from the top right user menu profile dropdown. Install the on a local server accessible by
Close Altium Designer completely on the offline machine.
: Go to the Altium Downloads page and sign into your Altium account.
Altium Designer relies on a modular architecture where core features and optional add-ons (like advanced exporters, simulation tools, or vault connectors) exist as individual extensions. Switch to the or Installed sub-tabs to see
Use the browse button to select the path to your . Click OK to save the changes. 3. Install Extensions from the Local Source
Navigate to the top right corner of Altium Designer, click on your user profile icon, and select . Click on the Installed tab to view your current setup.
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