Source : iPhone hacks.
Link > How-hard-reset-iphone-7 & 7+
Excerpt from the link.
Step 1: Press and hold the Lock/Wake button on the right side of your iPhone.
Step 2: At the same time, press and hold down the Volume Down button on the left side while keeping the Lock/Wake button pressed.
Step 3: Keep holding both the buttons until the screen turns black and then switches back on to display the Apple Logo.
Step 4: Wait for a couple of seconds until your iPhone boots up completely and displays the Lock screen.
On previous iPhone models a person help down the lock/wake button and home button at the same time until the Apple logo appeared and then let go of both.
Current Phone >
Samsung Galaxy s²⁴ Ultra 512gb.
