
The Sleep/Wake button on the iPhone is now referred to as the 'Side' button by Apple. The button is located on the upper right side of the iPhone 11 and is used to turn off the device, lock it, and put it to sleep. Pressing the Sleep/Wake button will turn the display on and off and can be used to quickly wake and unlock the iPhone when needed.
| Characteristics | Values |
|---|---|
| Name | Side button, Sleep/Wake button |
| Location | Upper right side or top of the iPhone |
| Function | Turns the display on and off, locks the iPhone |
| Other Functions | Turn off the iPhone, restart the iPhone |
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What You'll Learn
- The Sleep/Wake button is also known as the Side button
- Pressing the Sleep/Wake button puts your phone to sleep and locks it
- On iPhone SE (1st generation) and earlier, the Sleep/Wake button is the top button
- To wake your iPhone, press the Sleep/Wake button or the Home button
- Shutting down and restarting your iPhone uses the same button but you hold it down

The Sleep/Wake button is also known as the Side button
The Sleep/Wake button was previously known as the Top button on older iPhone models such as the iPhone SE (1st generation). However, starting with the iPhone 6 and later models, Apple began referring to this button as the Side button. This change in nomenclature is important to note, especially when following instructions or troubleshooting guides for your iPhone.
The Side button is also used to turn off and lock your iPhone. When you press and hold the Side button, it can be used to shut down or restart your device. On newer iPhones, you can press and hold the Side button along with either the Volume button to access the power options and sliders.
Additionally, the Side button plays a crucial role in quickly locking your iPhone. If you have an iPhone with Face ID, you can simply press the Side button to lock it without having to swipe up from the bottom of the Lock Screen. This feature enhances the convenience and security of your device.
In summary, the Sleep/Wake button, also known as the Side button, serves multiple functions on your iPhone. It allows you to put your device to sleep, wake it up, lock it, or even access power options. This button is strategically placed on the upper right side of most current iPhone models, making it easily accessible and user-friendly.
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Pressing the Sleep/Wake button puts your phone to sleep and locks it
Pressing the Sleep/Wake button—also known as the Side button—puts your iPhone 11 to sleep and locks it. This button is located on the upper right side of your iPhone. Pressing it once will lock your phone, and your display will turn off. This is not the same as shutting down your phone, which requires you to hold down the Sleep/Wake button until the red slider appears on the screen.
Putting your iPhone to sleep is a way to save your battery and prevent accidental touches or calls when your phone is in your pocket or bag. It also ensures that your phone remains locked for security. When you want to use your phone again, you can simply press the Sleep/Wake button to wake it up, or you can raise your iPhone if you have that setting enabled.
On iPhone models from the 6 onwards, as well as the 2nd generation iPhone SE and later, pressing the side button will put your iPhone to sleep. For the 1st generation iPhone SE and earlier models, you press the top button instead. The Side button is also used to turn off and lock your iPhone, in addition to its sleep functionality.
If you want to manually lock your iPhone, you can do so by pressing the Side button. Your iPhone will also automatically lock if you don't interact with it for a certain period of time, usually around a minute. Additionally, if you have Face ID set up, your iPhone won't dim or lock as long as it detects your attention, provided that the Attention Aware Features are turned on in your settings.
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On iPhone SE (1st generation) and earlier, the Sleep/Wake button is the top button
On the iPhone SE (1st generation) and earlier, the Sleep/Wake button is the top button. This button is located on the upper right side of the device, either on the side or top. Pressing this button will turn your display on and off, putting your phone to sleep and locking it. It is important to note that this is different from shutting down your phone, which requires pressing and holding the Sleep/Wake button until the red slider appears on the screen.
The Sleep/Wake button plays a crucial role in managing your iPhone's power and display. By simply pressing the button, you can easily put your iPhone to sleep, which saves battery power and darkens the screen. This feature is especially useful when you need to put your phone in your pocket or bag without accidentally making calls or activating other functions.
On the iPhone SE (1st generation) and earlier models, the Sleep/Wake button is located at the top as the top button. This placement is consistent with the design of these earlier iPhone models, ensuring easy access and functionality for users.
It's worth noting that Apple has renamed the Sleep/Wake button to the Side button on more recent iPhone models, including the iPhone 6 and later, as well as the iPhone SE (2nd generation) and later. On these models, the Side button serves the same purpose as the Sleep/Wake button, allowing users to wake their iPhone or put it to sleep. However, its position has shifted to the upper right side of the device.
Additionally, it's important to understand the distinction between putting your iPhone to sleep and shutting it down. Putting your iPhone to sleep simply involves pressing the Sleep/Wake or Side button, while shutting it down requires pressing and holding the button until the red slider appears. Regular shutdowns and restarts are generally not necessary for normal iPhone usage, but they can be helpful when seeking peace and quiet or troubleshooting unresponsive behaviour.
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To wake your iPhone, press the Sleep/Wake button or the Home button
To wake your iPhone 11, you can press the Sleep/Wake button, also known as the Side button, or the Home button. The Sleep/Wake or Side button is located on the upper right side of the phone, or on the upper right top. Pressing this button will turn your display on and off.
If your iPhone has a Face ID feature, you can also wake your phone by raising it or tapping the screen. However, if you have Attention Aware Features turned on, your iPhone won't dim or lock as long as it detects your attention.
The Sleep/Wake button is also used to put your iPhone to sleep and lock it. Simply pressing this button will put your phone to sleep, which saves battery and darkens the screen. This is not the same as shutting down your iPhone, which is generally not needed regularly. You can also use the Side button to turn off and lock your iPhone.
The Home button is another option to wake your iPhone. On iPhone models with a Home button, you can swipe up from the bottom of the Lock Screen to wake and unlock your device.
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Shutting down and restarting your iPhone uses the same button but you hold it down
The iPhone 11 has a side button that can be used to put your phone to sleep, shut it down, or restart it. Pressing the side button will put your iPhone to sleep or wake it up. To shut down your iPhone, press and hold the side button and then drag the slider. To restart your iPhone, you can also use the side button. Press and quickly release the volume up button, then press and quickly release the volume down button. Finally, press and hold the side button. When the Apple logo appears, release the side button.
The iPhone 11 also has a Ring/Silent switch that can be used to control the ringer volume. If the switch shows orange, your iPhone is in Silent mode and will vibrate for incoming calls or alerts. The iPhone 11 has a volume button that can be used to adjust the volume when listening to music, watching videos, or playing games. When you're not using other apps, the volume buttons will adjust the ringer volume.
The iPhone 11 also has an Action button, which can be customized to perform different functions, such as opening the Camera app or turning on the flashlight. By default, the Action button is used to turn Silent mode on or off.
It's important to note that the placement of the sleep/wake button varies depending on the iPhone model. On the iPhone 11, it is located on the side as a side button, but on older models like the iPhone SE (1st generation) and earlier, it was located at the top as a top button.
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Frequently asked questions
The sleep/wake button, also known as the side button, is on the upper right side of the iPhone 11.
Pressing the sleep/wake button puts your iPhone to sleep and locks it. This saves battery and prevents accidental calls when the phone is in your pocket or bag.
To turn on your iPhone 11, press the side button until the Apple logo appears.








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