Apple"s newest range of smartphones, the iPhone 11, iPhone 11 Pro và iPhone Pro Max, mô tả the same overall thiết kế of last year"s iPhone XR, XS, & XS Max. As such, the physical buttons have inherited the same range of functions, including powering on và off, forcing a restart, entering DFU mode, entering recovery mode, activating Emergency SOS, & temporarily disabling Face ID.
In this article, you"ll find step-by-step guides for performing the button combinations of all of the above sầu functions, along with explanations of what the more obscure ones bởi & why they might one day come in useful.
Bạn đang xem: How to force restart or hard reboot iphone 11, iphone 11 pro
iPhone 11 Button Basics
Apple changed many of the physical button functions on its smartphones with the launch of the iPhone 8 và iPhone X, so if you"re upgrading from a device that pre-dates these 2017 models, you"ll want khổng lồ familiarize yourself with them.









Before following the steps below, make sure you have the latest version of iTunes installed on your computer.
Xem thêm: Hướng Dẫn Cách Ẩn Ổ Đĩa Win 10 Để Bảo Mật Dữ Liệu Hơn, 2 Cách Ẩn Phân Vùng Đĩa Cứng Trên Windows
Turn on your iPhone if it isn"t already.Connect it to your computer using a Lightning khổng lồ USB cable.Launch iTunes on your computer, và kiểm tra that your iPhone appears in the danh mục of devices. On your iPhone, press the Volume Up button immediately followed by the Volume Down button.Next, press and hold the Side button (or power button) until your iPhone"s screen turns blaông chồng.Release the Side button and then hold down both the Side button and Volume Down button together for approximately five seconds.Now release the Side button, but continue to press the Volume Down button.Wait for at least five sầu seconds for iTunes khổng lồ recognize DFU recovery mode has been enabled.You should see a message dialog saying "iTunes has detected an iPhone in recovery mode. You must restore this iPhone before it can be used with iTunes". If you don"t see the message, repeat the steps above sầu.
Once you"ve closed the iTunes recovery prompt you can go ahead and restore your iPhone bachồng to lớn factory settings by selecting Restore iPhone on the iPhone Recovery Mode screen. Once restored, your iPhone will automatically exit out of DFU mode và boot up khổng lồ its activation screen.