Altium Extension Offline Install Jun 2026

If you only need one or two specific extensions, you can sometimes find standalone .mpc (Manage Platform Content) files.

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

Download the extension package on a machine with internet. altium extension offline install

The download will typically consist of a core executable installer and a massive set of setup files containing all available extensions.

Click on the DXP menu in the top-left corner (or the gear icon in newer versions) and select Preferences . If you only need one or two specific

💡 This is your go-to method for manual, one-off installation of a specific extension, especially if it’s from a third-party provider.

Some extensions rely on Windows components like .NET Framework or specific C++ Redistributables. If the extension fails to load after an offline install, check the Windows Event Viewer to see if a system-level dependency is missing on the offline PC. If you'd like to dive deeper into this, let me know: Which version of Altium you are using. If you are managing a single workstation or a large team . If you need help with offline license activation as well. The download will typically consist of a core

Most official Altium extensions support offline installation, including: