Walk into a movie theater, school classroom or church, and by now you probably instinctively reach for that switch to save you from embarrassment. Your go-to method for silencing your iPhone is almost assuredly the toggle switch that sits above the volume buttons on the left edge.
Although both modes effectively silence your iPhone, there are differences with which you may not be familiar. You can enable Silent mode and you can also enable or schedule Do Not Disturb mode to keep your iPhone from ringing, chiming or otherwise emitting unwanted sounds. IOS offers two ways for your iPhone - and you, by extension - to be less intrusive in certain situations.