You must have a valid UAD account. If you own UAD hardware (Apollo, Arrow, Satellite, etc.), your hardware’s serial number is registered to an account. Log in.
Find the of ADB for your specific Windows version. Uad Gui-windows.exe Download
Unlike standard VST or AU plugins that handle audio processing, this executable acts as the "bridge" between the plugin’s visual controls and the DSP (Digital Signal Processing) chip on your Apollo device or UAD-2 accelerator. You must have a valid UAD account