IPhone7 How to brush machine Apple 7 How to enter DFU

One, Apple 7 how to enter DFU

1, on the computer to open itunes, the mobile phone connected to the computer, remember to back up the first

2, if the iphone has not been turned off, the first long press the power button off the machine

3, then press and hold the power button 3s, and then press the left side of the volume reduction key, hold down the two keys 10s

4, then release the power button, continue to hold down the volume reduction key 5s

5, then itunes will be prompted to detect the recovery mode of the iphone, entered the DFU mode, note that the above process of the iphone should be in a black screen, if the screen is lit, the button may be too long, need to start over

Second, how IPhone7 brush machine

1, Next is the brush machine, itunes pop-up window click "OK"

2, need to download the latest version of the firmware, if the speed of fast, directly click "Restore the iphone", itunes will automatically download

3, if the network speed is slow, it is recommended to search the Internet to download, and then hold down SHIFT, and then click "Restore the iphone", select the firmware download

4, then wait for the brush to reset the machine can be