Do not Disturb on or off.

You can turn Do Not Disturb (Focus Mode) ON and OFF from the Control Center. Bring up the Control Center by SWIPING DOWN from TOP RIGHT CORNER of your screen (iPhones with Face ID) OR SWIPE UP from the BOTTOM of the SCREEN (iPhones with Touch ID) and bring up the Control Center. Find the Focus Mode button and tap on it to turn it OFF or ON.

Axel F.

Yes, very much the On/Off featire still exists with variety of other options. Simply Tap to On and Off.

Please pull down the control Center and watch the fun. See the pic below which is self-explanatory.