In this quick start guide, we will use the Script Authoring Tool to quickly create a new unattended setup script and deploy it to your Xbox One dev kit. This tool contains a wide selection of predefined actions that you can use as building blocks for your script.
This quick start guide consists of the following steps:
The first step is to open the Script Authoring Tool by doing the following:

Next, create a simple unattended setup script by doing the following:
Click Test to run your new script on your Xbox One dev kit. You should see debug output similar to the following in Xbox Device Portal.
Figure 2. The “Hello World” debug output.

Soon afterward, the following notification should appear on your dev kit.
Figure 3. The “Hello World” notification.

When you clicked Test in step 3, Xbox Device Portal copied your script to a temporary location on your dev kit and executed it once. Although this is convenient for script authoring, you can unlock the real power and flexibility of unattended setup scripting only by deploying the script.
You can deploy a script in the following ways:
As a final step, deploy the script to an external storage device and execute the script from the device by doing the following:
After the dev kit reboots and Developer Home on the Console (Dev Home) launches, you should see the following notification.
Figure 4. Boot script notification.

The dev kit will then run your script and display the “Hello World” notification.