Don't release the Home button until you see a screen that says Connect to iTunes.. At this point, your computer will let you know that it is connected to an iPad in Recovery Mode. Click the OK button on your computer and then click the Restore button to restore the device and eliminate the passcode.Tunes-Synced iPads. To restore a locked iPad with iTunes, use its USB or Lightning cable to connect it to a computer running iTunes. Right click the device's icon when it appears in the iTunes sidebar and click the Back Up option in the menu.