An Apple iPhone 4 is a sleek, handheld device with dimensions of 115.2 x 58.6 x 9.3 mm (4.54 x 2.31 x 0.37 in), weighing 137 grams and providing a screen resolution of 640×960 pixels (~330 PPI pixel density).
To sell your iPhone to someone else, you’ll need to clear out any personal data and installed apps.
In this article, we provide the steps to perform an iPhone 4 reset.
Remember that a reset or return to the factory state in a smartphone deletes all its contents, so you must make a backup of your data before doing it if you do not want to lose everything. Perhaps all you need to do is reset your Apple ID.
Perform the following steps in order-
To reset an iPhone 4-
Total Time: 2 minutes
Turn the iPhone 4 on using the side button.
Unlock the phone and bring up the Home screen.
Navigate to Settings
Look for the icon that looks like a gear.
Tap General settings
Then go to Reset, and select the option Erase All Content and Settings.
You will see a warning message asking you to confirm.
If you do not have an iCloud backup of your Apple iPhone 4 data, photos and applications, a notice will appear inviting you to review your iCloud settings. If you want to make a backup copy this is the moment before deleting all the content of the device, otherwise click on “Continue”.
Enter your password.
Accept the remaining prompts, and wait for the operation to complete.
Your iPhone will restart and take several minutes to start while restoring the device to its factory state.
The reset is now complete!