Share Video with sound in Teams
First you need to check that you are using the same sound device on your computer and Teams
Go to Teams settings

And then devices. See what speaker you are using in Teams
And then choose the same speaker on the laptop by doing:
Click on the Speaker down by the clock

Click on up Arrow

And choose the same playback device as you are using in Teams.
When this is done
Click on Start sharing and the click on Include computer sound and last share your Video or Share your screen and add the video to that screen.
