How to factory reset an Apple iPhone (2023)

• Open Settings on your phone. 
• Now locate and select General.
• From within General scroll through the options and choose Transfer or Reset iPhone. 

Notes: While we used an iPhone SE in this video, the user interface is generic to all other models of handsets. So as the user interface as the same on an Apple iPad and the iPad Pro, the same instructions will apply. 

• Three options are presented, select Erase all Content and Settings.
• You will now be informed as to what will be erased from the phone.

Note: If you decide that you do not wish to wipe your handset, simply return to the Home Screen by either pressing the Home button or swiping up from the bottom of the screen. Now either double click on the Home button or starting at the bottom of the screen swipe halfway up the screen to display your open applications. Locate the Settings card and swipe it closed.

• When prompted select Erase iPhone to wipe and reset your phone.
• Select Continue.
• When prompted to enter the Passcode for your iPhone .
• The iPhone will now back itself up via iCloud.
• You will not be prompted for your Apple ID password. This is so the iPhone can de-register itself from your iCloud account.

• Apple support article – How to factory reset your iPhone, iPad or iPod touch.
• Apple support article – Return iPhone settings to their Defaults.
• MacReport article – What does reset all settings do on an iPhone and iPad.
• Wikipedia article – Hardware reset.