If you have any problems with the software on the iPad, or there was a need to erase all information from the device - you know what is the update and recovery.
In the same case, if suddenly you did not encounter eitherwith that neither with another, but also do not know what DFU-mode (iPad or iPhone - there is no difference), this article will be useful to you. In it, we'll look at how to work with this mode, what it is. Do not be frightened by the terminology and, at first glance, the complex abbreviations - everything is very easy and simple. A person who has minimal experience with a computer and a tablet can handle this.
To begin with, let us specify what is thisDFU-mode. The iPad, as you know, operates under the iOS operating system. When you work with it, you use a touch screen that responds to touch. This is how the device control procedure is performed - the GUI accepts commands sent by the user, after which the OS processes them and reacts properly.
Device Firmware Update (именно так this decryption is deciphered) - the firmware update mode. When the DFU mode is on, iPad 2 does not load the graphical shell. Simply put, the device does not show signs of life at all, since its screen is empty. You see only a black background, so it may seem that the tablet is off.
In fact, the device functionsnormally, you can connect to it only through a USB cable connected to the computer. The latter, in turn, must be installed iTunes. As soon as you connect the converted iPad to DFU mode, a window will immediately appear on the screen, indicating the recognition of such a device.
DFU mode is a great feature that allowscontrol the tablet in any situation, regardless of the error that has arisen. Let's just say: this is an emergency mode in case the software of the gadget fails and controls the device using classical methods (pressing the Home button or touching the screen) will not be possible.
When you switch to DFU mode, the iPad can be converted tofirmware update mode. This means that it will install a more recent version of the operating system. The error that led to the initial loss of control of the device will be eliminated.
Чтобы перевести iPad в режим DFU, необходимо perform the simplest combination with the Home and Power keys. Before that, of course, you need to connect the device to the PC with a USB cable. After you need to hold down the keys for about 10 seconds. Then release the Power button, and keep the Home key back until the computer displays a message that the iPad was recognized in DFU mode.
If you see it, know - you could enteriPad into DFU mode, and now you can start to update or restore the firmware. The difference between them is that in the case of an update, you can thus simply install a more recent version of iOS on your gadget, if available.
Speaking about the restoration, it should be noted,First, the same update to the latest version of the operating system; and secondly, the removal of all information that was on the device. With this, you should be more careful, since, as you know, it will not be possible to return it at the end of this procedure.
Когда вы проведете действие по перепрошивке, а your device will receive a new version of iOS without errors and crashes, you need to exit DFU mode. This is done simply: once again, hold down both the Power and Home keys for 10-12 seconds, then release and press the Power button once. This will trigger a reboot of the device, and in this case - its activation and entry into the normal mode of operation. The fact that the iPad came out of DFU, you'll understand by the logo of Apple, which appears on the screen.
In general, this mode can be useful for manyreasons. It is not known exactly how many errors your device can issue. And to consider them does not make sense, since their number is probably close to infinity. But you know that to cope with them can upgrade the operating system, which is easily carried out in safe mode DFU.
If you have this knowledge, you do notit will be necessary to contact the service center with the request to eliminate the program error. You can do this even at home. This, obviously, was the goal of Apple - to make such a simple and convenient product that even a layman at home could eliminate the resulting system malfunction in it. As you can see, they succeeded.
