There are many reasons why you might want erase all your phones dat. So to factory reset an iPhone, follow these steps:
First off, backup your iPhone: Before resetting your iPhone. It is vital to take a backup of your data, so you don’t end up losing any valuable information. You can backup your iPhone using iTunes or iCloud.
- Disable Find My iPhone: You need to disable Find My iPhone before resetting your device. To do this, go to Settings > iCloud > Find My iPhone, and toggle off the switch.
- Erase all content and settings: Go to Settings > General > Reset > Erase All Content and Settings. Enter your passcode if prompted, and then confirm the action.
- Wait for the process to complete: The reset process can take several minutes, depending on the size of your data. Once the process is complete, your iPhone will restart and display the “Hello” screen.
Set up your iPhone: Follow the on-screen instructions to set up your iPhone as new or restore from your backup.
Note: Factory resetting your iPhone will erase all your data, including photos, videos, contacts, messages, and apps. So, make sure to take a backup of your data before proceeding.