Learn what to do if your iPhone, iPad, or iPod touch is unresponsive or won't turn on. Or get help if your device doesn't appear on your computer. Click Restore [device]*. If you're signed into Find My, you need to sign out before you can click Restore. Click Restore again to confirm. Step 1: Open the Apple iPhone 4 and turn it on. Step 2: The Apple iPhone 4 has an icon resembling a gear wheel on its home screen. Here's what you need to do. Step 3: A curious cogwheel icon appears in the "General" section of the settings. "General" section of the settings Step 4: Qsjyq3E.