Altium Extension Offline Install |work|

: Go back to Preferences > System > Installation Management and ensure the "Use Local Installation Repository" box is checked and the path is correct. Missing Dependencies

Some advanced extensions rely on core sub-features. If an offline installation fails, check the "Core Extensions" tab to ensure foundational tools (like the Importers and Exporters package) are fully updated first.

Fix: Some extensions require an additional license seat configuration. Ensure your standalone license file ( .alf ) includes permissions for the advanced extension you are trying to deploy offline. altium extension offline install

Download the for your specific version of Altium Designer.

A: No. Never. Altium extensions are build-specific. Attempting this will corrupt the target installation, often requiring a full Altium reinstall. : Go back to Preferences > System >

C:\ProgramData\Altium\Altium Designer Your-Version-GUID\Extensions

Method 2: Installing via an On-Premises Workspace Server (Enterprise Environments) Fix: Some extensions require an additional license seat

Once the path is set, Altium Designer will read the local folder as its primary source of truth instead of the cloud.

Because your main workstation is offline, you must use a separate, internet-connected computer to retrieve the necessary repository files.

Change the radio button selection from to Local Folder .

To perform a successful Altium extension offline install, you need three things: