Control what’s playing in the Apple TV app on Mac
Whether you’re watching a TV show or a movie, you’re in control.
Watch in full screen
In the Apple TV app
on your Mac, choose View > Enter Full Screen.
Show or hide playback controls
While playing a movie or TV show in the Apple TV app
on your Mac, move the pointer over the viewing area to show playback controls at the bottom of the viewer. Move the pointer outside of the viewer to hide the controls.
Control playback
When playback controls appear, the timeline shows elapsed and remaining time. The solid bar indicates how much of the item is cached (temporarily downloaded in the Apple TV app).
During playback in the Apple TV app on Mac, do any of the following:
Play or pause: Click the center Play button
or Pause button 
(or use the playback controls in the Touch Bar).Skip backward or forward 10 seconds: Click the Skip Back button
or Skip Forward button 
to jump backward or forward 10 seconds. Click again to skip another 10 seconds.Rewind or fast-forward: Click a point on the timeline to skip directly to that location, or drag the progress handle left to rewind or right to fast-forward (or use the playback controls in the Touch Bar).
Adjust volume: Click and drag the volume slider right or left to increase or decrease volume.
Choose speakers: Click the AirPlay button
, then select the speakers you want to use.You can play sound through an AirPlay-enabled device, including network speakers such as HomePod, wireless headphones, and AirPods.
Go to another chapter: Click the Chapter button
(or choose Chapters from the pull-down menu, or use the Touch Bar), then select a chapter.Go to Extras (if available): Click the Extras button, then choose an option.
Turn on subtitles and closed captioning or choose an audio language (if available)
While playing a movie or TV show in the Apple TV app
on your Mac, click the Closed Captioning and Subtitles button 
(or use the Touch Bar), then choose an audio or subtitles option from the pop-up menu.
Turn on picture-in-picture viewing
You can play items from the Apple TV app in a resizable small viewer that runs in the foreground while you do other tasks on your computer.
In the Apple TV app
on your Mac, start playing a movie or TV show.Click the Picture in Picture
button in the playback controls.The item collapses into a small viewer in the upper-right corner of your screen.
Do any of the following:
Move the viewer: Click and drag the viewer to another corner of your screen.
Resize the viewer: Click any edge of the viewer, then drag to resize it.
Play or pause: Move the pointer over the viewer, then click the Play button
or Pause button that appears.Return to viewing in the Apple TV app: Move the pointer over the viewer, then click the upscale button
.Stop playback and close the viewer: Move the pointer over the viewer, then click the Close button
.