Altium.Database.Library 1.2.0.0
If you are performing a fresh install on an offline machine, you can include extensions within the setup package itself.
An installation fails with an error code referencing "Access Denied" or 0x80070005 . Cause: Altium Designer cannot write necessary information to the Windows Registry due to a lack of administrative privileges. Fix: Right-click on the Altium Designer shortcut and select "Run as administrator" . Perform the extension installation again. This is often a one-time fix; once the registry keys are written, standard user mode may work in the future. altium extension offline install
A secure USB drive or internal network share to transfer files to the offline machine. Method 1: Setting Up a Local Installation Repository
Mastering Altium Extension Offline Installation: A Step-by-Step Guide Altium
Transfer this ZIP file (typically ~3GB) to your offline machine via a USB drive or local network and unzip it to a known directory. 2. Configure Altium Designer for Offline Use
Extensions require a validly licensed instance of Altium Designer. If your extensions fail to load after an offline install, ensure your core standalone license file ( .alf ) is properly activated and hasn't expired. Summary Checklist for IT Administrators Action Item 1 Download Offline Repo from Altium Live Do this on an internet-connected PC. 2 Transfer to target machine/network Use verified secure USB or internal storage. 3 Extract to a local directory Avoid deeply nested file paths. 4 Change Source to Local Folder Found in Altium's Installation Management preferences. 5 Run Extension Installation Restart the software to finalize changes. Fix: Right-click on the Altium Designer shortcut and
| Pros | Cons | | :--- | :--- | | It allows secure environments to use the software. | Discovery Issue: Altium does not provide a clean repository to download offline extension files directly. | | Single File Imports: Installing simple plugins (like specific Import/Export translators) via .zip is quick and painless. | Dependency Hell: Complex extensions (like Manufacturer Part Search) often break or require manual folder manipulation to work offline. | | Version Control: Allows admins to lock specific versions of extensions without auto-updates. | UI Hostility: The interface constantly nags for connection, and the "Install from file" option is buried in a hamburger menu. |
or installation files, Altium would allow users to "snapshot" their entire extension configuration from an online machine into a single, encrypted Extension Pack (.aepk) Smart Dependency Bundling
Locate the folder corresponding to the extension you need. The folders are usually named after the extension or use a unique alphanumeric identifier. Step 2: Copy and Paste to the Offline PC Copy the specific extension folder to your USB drive.
If you are managing one or a few isolated workstations, the easiest method is to use the offline installer setup files. This method repurposes the full offline installation image as a local repository for extensions. Step 1: Download the Offline Installer on an Online PC