To reset your iPhone, select Settings > General > Reset and click Erase All Content and Settings. Make sure you back up your iPhone first so you can restore your data later. In "Settings," scroll down and tap "General." At the bottom of the "General" page, tap "Reset."
How do I reboot my iPhone?
Restart your iPhone
- Press and hold either volume button and the side button until the power off slider appears.
- Drag the slider, then wait 30 seconds for your device to turn off. ...
- To turn your device back on, press and hold the side button (on the right side of your iPhone) until you see the Apple logo.
How do u manually reset an iPhone?
Press and quickly release the volume up button, press and quickly release the volume down button, then press and hold the side button. When the Apple logo appears, release the button.