The volume by 5% and down arrow key to turn down the volume by 5%. YouTube video playback, you can quickly use the up-arrow key to turn up
This one is handy, and it can be useful in certain situations. It won’t require the player focus either. Instead, you can use the K key on the keyboard to play or pause the video. But the problem with shortcuts is, it requires Most users know about the Spacebar keyboard shortcut to play or pause