Here goest my 1st attempt
Congrats you posted your first picture and know how to doing it now.
So i guess your problem is maybe solved and you can lock that topic here now.
Also you can always use the search function on the forum this would be also have given you the answer.
There was so many threads in the past about how to post things.
I am still trying to figure out a way to embed a YouTube video on my post.
Just follow the steps written by _act_ earlier.
For video, do something like this:
[url=https://youtu.be/hGuCsZ_y1o4?si=w8CXx-RADQHpbzKC][img height=150]https://www.talkimg.com/images/2024/01/11/sDm49.jpeg[/img][/url]