Offline Install: Altium Extension

Download the extension packages bundle from Altium Live on an external computer, then upload the zip packages directly into the AIS Web UI repository management screen.

How to Perform an Altium Extension Offline Installation: A Complete Guide

| Error Message | Likely Cause | The Fix | | :--- | :--- | :--- | | | The path in Preferences > System > Installation does not point to the folder containing the .DXP files or the offline installer content. | Double-check the offline installation path in Preferences. Navigate to the extensions folder within your installation package (if it exists) and use that path. | | Versions mismatch / "Version incompatible" | You are trying to install an extension designed for a newer (or different) version of Altium than the one you have installed. | Download the correct version of the extension that explicitly states compatibility with your Altium build (e.g., altium_24_0_1 ). | | Plugins missing from Purchased tab after offline install | The main Altium installation is still set to look for extensions online. | In Preferences > System > Installation , change the source from Global Installation Service to your local Offline Installation path. | | Installation works but extension doesn't appear in menus | The extension's registry file ( ExtensionsRegistry.xml ) may have incorrect drive/path references (e.g., pointing to C:\ when software is on D:). | Navigate to C:\ProgramData\Altium\Altium Designer ... and ...\Documents\Altium Designer ... . Verify the paths in ExtensionsRegistry.xml . If necessary, copy the Extensions folder from the installation directory to the correct location. | | Error Code 68 (Wpf UI error) | Often conflicts with the SOLIDWORKS PCB Connector extension. | Open Extensions & Updates , go to the Installed tab, find the "SOLIDWORKS PCB Connector" extension, and either update it to the latest version or uninstall it if you don't have a license. | altium extension offline install

To install an Altium extension offline, follow these steps:

Check the box for and enter your internal AIS URL and login credentials. Click Apply . Step 5: Install the Extensions Offline Download the extension packages bundle from Altium Live

Ensure that you selected the root folder containing the Extensions subfolder and metadata files, rather than pointing the path directly inside the subfolders. Issue 2: Extension Status Shows "Pending" indefinitely

Click the browse button (...) and select the folder on your local hard drive or USB drive where you saved the offline setup files. Click and OK . Step 3: Install the Extensions Navigate to the extensions folder within your installation

To install Altium Designer extensions offline, you generally need to acquire the (often referred to as the Offline Installer) and configure your software to look for updates locally rather than through the Altium cloud . 1. Obtain the Offline Installer