You can include a YouTube video in your HelpSpace article very easily.
Get the embed link from YouTube
Click on share and then embed.
Copy only the embed URL
Insert the YouTube embed URL into a HelpSpace article
Video start time
If you'd like the video to start at a specific time, simply add '?t=seconds' to the end of the full URL, for example: https://youtu.be/75yIvQtwB9M?si=j4ZY_tkzFblk5TeS&t=8