Once the test steps are written, there are two ways in which the test case can be run. 

1. Dry Run

2. Test Plan

This document shares the steps to be performed to run the test case as a part of a dry run. Follow the steps. 

Step 1: Write all the necessary test steps

Step 2: Ensure all steps are written, and click the Run Test Case button

Step 3: Choose the test lab, device, version, provide details for desired capabilities etc

Step 4: Click on the "Run Now" button and observe the results

Running this test on a local device

Follow this link to understand how to use local devices. 

If the device is not visible, that means either the device is offline or the device has not been configured properly.