require passcode to poweroff

There is no such option on the iPhone. You do not require to turn OFF the iPhone. Furthermore, you can provide product feedback directly to Apple here 👉 Product Feedback - Apple 

Axel F.

Meer_zahoor Said:

"require passcode to poweroff: Recently I bought Esim variant iphone 14 pro max and I can’t find the option of require passcode to turn off your phone"

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Requiring a Passcode to Power Off:

Why would you want to do this? To save power? If someone is while enough, then all that someone needs to do is go into the control center, and tap the flashlight. It will go dead, sure enough.