If you can type touchless, try putting the laptop off to the side, and typing
your notes without looking at the screen. The presenter might feel much less ignored if he still has your eye contact.
If they can type touchless their laptop doesn’t even need to be within arms length.
Bluetooth keyboard and leave your laptop on your desk.
Yup; it's what I do now that I'm remote - I look directly into the camera while I type :). Alternatively, I screenshare so everybody sees / benefits from the notes.