Howto mute sound on iPad Pro?

You can easily mute all audio using the volume control within the iPad Control Centre.

Expose the Control Centre by swiping-down from the top-right corner of the screen. Next, swipe downwards on the volume control slider; sliding below the bottom edge of the slider will completely mute audio.

Opalchick Said:

"How to mute game sounds? (canasta junction) on my iPad Pro?"

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Muting an App:

A game is an app. Unless there is a volume control on the app itself, you'll have to perform this muting on the iPhoneOS itself.. So, one option is to put your iPhone in silent mode: How to Put your iPhone on Vibrate, Ring, or Silent Mode - Apple Support