Altium Extension Offline Install Link

Extract the installer files to a shared network drive or a portable USB.

Point the path directly to your unzipped repository folder.

Altium stores downloaded installation files in a hidden cache. You need to point your offline Altium instance to a folder containing these files. altium extension offline install

: Offline machines can be licensed using a Standalone license file ( .alf ) or through a Private License Service provided by an Altium On-Prem Enterprise Server.

: Update the primary Altium Designer platform first using the same local repository before installing individual extensions. Extract the installer files to a shared network

In Altium Designer, click on the tab (top right corner profile menu).

Before we get into the "how," let's cover the "why." There are several key scenarios where an offline installation is not just useful but essential. You need to point your offline Altium instance

: The extracted offline installer version does not match your installed Altium Designer version.

Now, let’s walk through the practical steps of installing Altium extensions offline.