The video filename 42199(1).mp4 likely refers to the set.
: You may want a small brick separator (though not included) to help with any mistakes during the Technic assembly. 2. Core Assembly Steps 42199(1).mp4
: You can access the official building guides on the LEGO Service site or use the LEGO Builder App to zoom and rotate the model in 3D while you build. The video filename 42199(1)