How to Hard Reset APPLE iPhone 4

 

First method:

1. Check if you see the same thing in the picture below.
   
2. Now browse to Settings.
   
3. Then goto General.
   
4. Next select Reset, and navigate to option "Erase All Content and Settings".
   
5. Confirm information on your screen -> Erase iPhone.
   
6. Please enter your passcode.
7. After that your device will reset.
8. Finito!

Second method:

1. Connect your iPhone into your PC or laptop.
   
2. Choose your model from the menu.
3. Then select Restore button in the iTunes.
   * You can now do back up your files, just if you want.
4. Afterwards confirm option "Restore".
   
5. Now iTunes will download, prepare and restore the software on your iPhone.
6. Next browse to option "Set up as a new iPhone".
7. After that you can enter a name for your phone.
8. Success!

Third method:

1. Press Home button, until you see Home screen.
   * If this doesn't work, then power off, and turn on your device.
2. Then press and hold Power button for a few seconds until a red slider appears, and then drag the slider.
   
3. Next hold and press Power button until you see the Apple logo.
   * If this doesn't work, then reset your handset.