Box Unlock Phone. This application bypasses the locked screen when you restart the device. This allows users to back up existing data. To return to the phone, you must perform a hard reset by connecting the device to a computer and turning it off. - Naomi Sprint Social Care. If someone has messed up with your device, it should not be too long before the timer is reset. (Normally, it should take about 30 seconds to let you go one or five.) Just hold and hold while the device is on and hold for 1 minute, then drop it off and wait for the device to restart and do it If you are behind a lock screen, the amount of data you can access and back up is limited. (Fortunately, the contents of the SD card are deleted and deleted.) The card stays untouched when reset.).