A:AnswerYes. The joint is at the top of the so the upright part of the stand. It is a little stiff at first, but it will move. Be careful not to force it
A:AnswerWorks with my PS4 so I don’t see why it won’t work with your PS5. But keep in mind it has no speakers so you’ll need to use external speakers or headphones for audio output
A:AnswerCan you be more specific? I use it for work with an HDMI cable. Are you talking about a refresh rate so the graphics look right? That should be in the specs. I don't have any problems with video graphics from Microsoft Teams or Utube, Webex, etc. I don't play video games though. Hope that helps...