You downloaded & installed the screen recorder in Step 1. Now for Step 2...
Step 2: Copying your code
Return to the page that you were just on (the one where you downloaded the screen recorder).
You should see a section with a code beginning with playbookux://
Click the Copy button next to the code. This code is unique to you.
Now head to Step 3 where we'll cover pasting your code into the screen recorder.