openTX - How to set up a trainer

Video Channel
Please help us to find bad videos. Broken or unappropriated video content?
This video describes how to set up the trainer functionality of openTX. It took me quite a while the first time i did it. Hopefully this video will save others some time. The setup is the same on 9x, 9xr, and Taranis.
Fpvracer.lt is not the owner of this text/video/image/photo content, the real source of content is Youtube.com and user declared in this page publication as Youtube.com user, if you have any question about video removal, what was shared by open community, please contact Youtube.com directly or report bad/not working video links directly to video owner on Youtube.com. Removed video from Youtube.com will also be removed from here.