If you forgot your passcode see this apple support link→.

Factory reset locked iphone 4. Tap the 'all device' tab, and select the iphone (disabled one). When its off, tap and hold center (home) key and connect your device to the computer with the usb cable. Turn off your iphone using the method for your iphone model:

To use it with itunes, you must restore ios device., just press ok. Wait until the time is up and enter an incorrect passcode multiple times once again. How to restore a locked iphone 4?

Power off your smartphone and wait few seconds. Once verification succeeds, you can click on start unlock. Don't let go of the button.

If you have done the process. Factory reset a locked iphone using dfu mode. Keep holding the button until you see.

As before, the iphone will become unavailable, this time for five minutes. Select your ‌iphone‌ in the finder sidebar on mac, or in itunes on the pc that. First, put your ‌iphone‌ into dfu recovery mode.

Step 1 connect your locked iphone to computer that you have synced with itunes. Enter your apple id password. Unplug your iphone from the computer if it's connected.