The Patch Builder desktop application allows you to build and deploy your game updates/patches directly from your computer.
It can be used two-fold. As a GUI, windowed application with steps to follow or Developer Edition users can use the CLI version.
CLI Version is only available for Developer Edition users.
In order to build your first patch or subsequent patches, you need to download and install the LaunchBoost Studio Software to your computer.
You can do that by logging into your account and downloading from this page.
The current version is 1.0.35