You can't fully "shut down" your child's iPhone remotely (power it off), but you can lock it down using Apple's Screen Time via Family Sharing to enable 24/7 "Downtime," restrict all apps and usage, or use Find My's Lost Mode for emergency locking and tracking, with options like setting custom schedules or using third-party parental controls for more granular control.
There is no way to turn off an iPhone remotely. You can erase it using Find My iPhone, but you cannot power it down without actually doing it on the phone itself.
You only have to set bedtime once and FamilyTime will do its magic. Simply set time and select days of the week and their devices will sleep till the bedtime ends.
Three-finger gestures on iPhone primarily activate accessibility features like VoiceOver (for screen reading and navigation) and Zoom (magnification), allowing scrolling, zooming, and text manipulation (copy/paste/undo) with specific taps and drags, though some text actions work without VoiceOver enabled for quick editing. Common gestures include three-finger double-tap to toggle VoiceOver speech, triple-tap for the screen curtain, and pinching/spreading with three fingers for copy/paste actions, notes this YouTube video.
Yes, businesses or schools can send a direct shutdown or restart command on supervised iPhones running on iOS 16 or later using MDM.
*3001#12345#* on an iPhone activates the hidden Field Test Mode, a diagnostic tool for network engineers and power users to see detailed cellular data like signal strength (dBm), cell tower info, and network quality, accessible by dialing the code in the Phone app and pressing call, often after turning off Wi-Fi for accurate cellular readings.
Messages automatically uses the following screen effects for specific text strings:
Here are the steps you'll want to follow on your (the parent) iPhone:
FamilyPause is a great addition to the Parental toolkit by FamilyTime for parents who invest in digital parenting. It lets you control your child's device 24/7 and take charge anytime.
Parental controls are built directly into iPhone, iPad, and Mac, and can help you manage the downloads and purchases your child can make, who they can communicate with, and the apps and other content they can access.
When you create a Google Account for your child with Family Link, you can set screen time limits on their Android device or Chromebook. You can set your child's Android device or Chromebook to lock after they've used it for a certain amount of time or when you think they need downtime.
Prevent inappropriate web content
You can remotely control your other Apple devices with your iPhone. Go to Settings > Accessibility > Control Nearby Devices, then tap Control Nearby Devices. The device you want to control must be signed in to the same Apple Account and connected to the same Wi-Fi network as your iPhone.
Use these gestures to control VoiceOver. Three-finger double tap. If both VoiceOver and Zoom are turned on, use the three-finger triple-tap gesture. (When the screen curtain is on, the screen contents are active even though the display is black and appears to be turned off.)
Hidden Battery Power / Boost Signal Strength
By pressing *3370# or #3370#, you'll activate your phone's “reserve battery power”. Battery life will increase by 50%.
The USSD code *#62# is used to check the number your calls are forwarded to when your phone is unreachable—such as when it's off or out of coverage.
*3001#12345#* on an iPhone activates the hidden Field Test Mode, a diagnostic tool for network engineers and power users to see detailed cellular data like signal strength (dBm), cell tower info, and network quality, accessible by dialing the code in the Phone app and pressing call, often after turning off Wi-Fi for accurate cellular readings.
Unfortunately, there is only a direct way to shut down iPhone remotely. You can use the popular Find My iPhone from iCloud to perform certain actions remotely. For example, you can lock your device remotely, and you can even erase iPhone data remotely.