Here is a playlist of helpful OBS videos I and others have made
https://www.youtube.com/playlist?list=PLADO0ZcWBBb62Fn-ExV1PwiAliCA-j7Rw
Note: since the removal of the Desktop Audio option allowing inputs to be used (rather than the default outputs) one will have to adjust by using the microphone inputs with Voicemeeter, for instance. Voicemeeter can also be the output for Desktop audio by using a virtual cable as an A1 or A2 output. Let me know if you spot other issues with these, made several months ago.
https://www.youtube.com/playlist?list=PLADO0ZcWBBb62Fn-ExV1PwiAliCA-j7Rw
