1 first go to Apple's official website to download itunes and install it on the computer, and download the new version of the Apple iOS System package (if you have a backup can not download).
2 after downloading and installing itunes, you can now prepare to connect the Apple product (Iphone,ipad, itouch) with the computer with the data cable.
3 This part of the key is to let itunes recognition.
1, click on the computer side of the itunes boot, let itunes remain in the boot state.
2, connect the data cable, let the Apple product and computer through the data cable connection.
3, the iphone in the "white apple" picture of the case, hold down the home button (the middle of the circle button below) and the power button (peacetime switch machine button), remember, is the simultaneous holding down, until the screen of the "White Apple" disappeared (as usual with the shutdown status as Park).
4, at the same time hold down the home key to the power button to the shutdown state, send the power button (peacetime switch machine button), "Note: The home key or continue to hold!" "Wait 10 seconds or so to wait for the itunes connection signal."
5, connected to itunes after the picture shown above, indicating that your iphone has successfully connected to the computer!
After the iphone is successfully connected to itunes, you can choose from the following 2 ways:
One, has the backup user, may directly in the itunes sees restores the equipment the button, clicks restores can!
Second, there is no backup can hold down the computer keyboard "Shift" button and click to check the update after the selection of their own download good firmware package to update or upgrade!
