
The iPhone has several buttons on its body that perform different functions. These include the side button, the volume buttons, the action button, and the home button. The side button, also known as the sleep/wake button, is used to turn the iPhone on or off, or to lock it. The volume buttons are used to adjust the volume when consuming media or adjust the ringer volume. The action button can be customized to perform different tasks, such as opening the camera app or turning on the flashlight. The home button is usually located at the front of the iPhone and is used in conjunction with the sleep/wake button to troubleshoot and restart the device.
iPhone's Sleep/Wake and Home Buttons
| Characteristics | Values |
|---|---|
| Location of Sleep/Wake button on iPhone 6 and later | Right side of the device near the top |
| Location of Sleep/Wake button on earlier iPhone models | Top of the device, towards the right side |
| Function of Sleep/Wake button | Turns the iPhone on/off; puts the iPhone in Stand By or Hibernation mode; restarts the iPhone |
| Location of Home button | Front of the iPhone |
| Function of Home button | Can be used to wake the iPhone; used with the Sleep/Wake button to force close apps and restart the iPhone |
| How to force close apps | Press and hold the Sleep/Wake button for 4 seconds until the screen goes dim, then press and hold the Home button until the app closes and the home screen appears |
| How to restart the iPhone | Press and hold the Sleep/Wake button until the Apple logo appears |
| How to shut down the iPhone | Press and hold the Sleep/Wake button until the red slider appears, then drag the slider to the right to turn off the device; for iPhones without a Home button, simultaneously press and hold the Side button and either Volume button until the sliders appear, then drag the Power Off slider |
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What You'll Learn

The Sleep/Wake button is used to turn on/off iPhones
The Sleep/Wake button, also known as the Side button, is used to turn on/off iPhones. On iPhone 6 and later models, the Sleep/Wake button is located on the right side of the device near the top. For earlier iPhone models, the Sleep/Wake button is at the top, towards the right side. Pressing the Sleep/Wake button once puts the iPhone in standby or hibernation mode, similar to turning off a computer monitor while the CPU is still running. This allows users to save power while keeping apps running in the background. To completely turn off an iPhone, press and hold the Sleep/Wake button for about 4 seconds until a slider appears, then drag the slider to the right. Alternatively, on newer iPhones without a Home button, press and hold the Side button and either Volume button simultaneously until the sliders appear, then drag the Power Off slider.
The Sleep/Wake button is also used to restart iPhones. To restart, press and hold the Sleep/Wake button until the Apple logo appears on the screen. Restarting an iPhone can help resolve issues with frozen or unresponsive apps and improve the device's performance. It is generally recommended to restart iPhones occasionally, especially if they are misbehaving or unresponsive. However, in normal use, the phone does not need to be restarted frequently.
The Sleep/Wake button serves multiple purposes beyond turning the iPhone on and off. It can be used to quickly put the device to sleep or wake it up, similar to pressing the power button on a computer to enter standby mode. Additionally, the Sleep/Wake button can be used in combination with the Home button for a "hard reset" of the device. By simultaneously pressing and holding both buttons for about 8-10 seconds, users can perform a forced restart to troubleshoot issues with a frozen iPhone.
It is worth noting that the placement of the Sleep/Wake button may vary slightly depending on the iPhone model. While the button is typically located on the side or top right corner of the device, some older models may have it in a slightly different position. Additionally, newer iPhone models without a Home button may require the use of the Volume button in conjunction with the Side button for certain functions, such as turning off the device.
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The Home button is used to force close apps
The Home button on an iPhone has multiple uses. Firstly, it can be used to wake your iPhone or put it to sleep, alongside the Sleep/Wake button. The Sleep/Wake button is located on the right side of the device near the top for iPhone 6 and later models. For earlier iPhone models, the Sleep/Wake button can be found at the top of the device, towards the right side. Pressing the Sleep/Wake button puts the device in Stand By or Hibernation mode, similar to turning off the monitor of a desktop computer.
The Home button can also be used to force close unresponsive apps. If an app is frozen, press and hold the Sleep/Wake button for about 4 seconds until a red slider appears and the screen dims. At this point, release the Sleep/Wake button and then press and hold the Home button until the app is closed and you are taken to the home screen.
Additionally, the Home button can be used to restart or shut down the iPhone. To restart, press and hold the Sleep/Wake button until the Apple logo appears. To shut down, press and hold the Sleep/Wake button until the red slider appears, then drag the slider to the right to completely turn off the device.
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The Side button is used to turn off and lock iPhones
The Side button, also known as the Sleep/Wake button, is used to turn off and lock iPhones. It is located on the right side of the device near the top on iPhone 6 and later models. On earlier iPhone models, the Sleep/Wake button can be found at the top of the device, towards the right side.
To turn off your iPhone, press and hold the Side button for about 4 seconds until a slider appears that reads "slide to power off". Then, drag the slider to the right to completely turn off your device. Alternatively, you can simultaneously press and hold the Side button and either Volume button until the sliders appear, and then drag the Power Off slider.
To lock your iPhone, simply press the Side button once. This will put your iPhone to sleep and turn off the display. When you press the Side button again, your iPhone will wake up and the display will turn back on.
In addition to turning off and locking your iPhone, the Side button can also be used to restart your device. To restart your iPhone, press and hold the Side button until the Apple logo appears. This will not close any of the apps that may be running in the background prior to the shutdown, but you may lose some unsaved work.
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The Volume buttons adjust the volume and ringer volume
The iPhone's volume buttons are an essential feature for users who want to adjust the volume of their device. These buttons give users the ability to increase or decrease the volume when listening to music, watching videos, or playing games. The volume buttons serve a dual purpose: they control the volume of the media being played, as well as the ringer volume when no other apps are in use. This means that users can easily modify the sound levels according to their preferences, whether they are enjoying entertainment or simply want to set the volume for incoming calls and alerts.
The placement of these volume buttons on the iPhone's side provides easy access and a seamless user experience. By simply pressing the volume up or down button, users can make instant adjustments to suit their needs. This feature is particularly useful when users need to quickly lower the volume in certain situations, such as receiving a call in a quiet environment.
In addition to their primary function, the volume buttons can also play a role in powering off and restarting the iPhone. When used in combination with the Side button or Sleep/Wake button, the volume buttons aid in shutting down or restarting the device. This multi-purpose functionality showcases the iPhone's efficient design, allowing users to conveniently manage both audio levels and power functions with the same set of buttons.
It's important to note that the volume buttons' impact on ringer volume is specifically tied to the absence of other active apps. When users are engaged in activities like listening to music or playing games, the volume buttons directly adjust the media volume. However, when no such apps are in use, the buttons seamlessly transition to controlling the ringer volume, ensuring that users can set the desired volume for incoming notifications and calls.
Overall, the volume buttons on the iPhone offer a straightforward and intuitive way to modify sound levels. Whether users are immersed in entertainment or simply wish to set their preferred ringer volume, these buttons provide a simple solution. By prioritising ease of use and functionality, the iPhone's volume buttons contribute to an enjoyable and customisable user experience.
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The Action button can be customised to open the Camera app
The iPhone has several buttons on its sides, including the side button, volume buttons, Action button, and Ring/Silent switch. The Action button is a customisable button that allows users to perform various tasks with a single press and hold. By default, the Action button is used to turn Silent Mode on or off. However, users can customise it to perform other functions, such as opening the Camera app or turning on the flashlight.
To customise the Action button to open the Camera app, go to "Settings > Action Button" on supported iPhone models. An image of the iPhone's side will appear, along with icons representing the different actions that can be assigned to the button. Swipe left or right until you find the "Visual Intelligence" option. After completing this step, you won't need to repeat it to use visual intelligence.
To use the customised Action button, point your iPhone camera at an object in front of you, then press and hold the Action button. This will open the Camera app, allowing you to capture photos or videos and access camera settings. The Camera app can also be opened by tapping its icon on the iPhone Home Screen or swiping left on the iPhone Lock Screen. Additionally, Siri can be used to open the Camera app by saying something like, "Open Camera."
It's important to note that the location and functionality of the Sleep/Wake and Home buttons may vary depending on the iPhone model. On iPhone 6 and later, and on iPhone SE (2nd generation) and later, the side button serves as the Sleep/Wake button. On earlier models, such as the iPhone SE (1st generation), the top button is used instead. The Home button, on the other hand, is used to unlock the device, make purchases using Touch ID, go to the Home screen, or bring up the App Switcher.
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Frequently asked questions
The Sleep/Wake button is used to turn on/off iPhones. It is also used to put the phone in standby mode or hibernation mode to save power. On iPhone 6 and later, the Sleep/Wake button is on the right side of the device near the top. On earlier models, it is at the top of the device, towards the right side.
Press and hold the Sleep/Wake button for about 4 seconds until a slider appears that reads "slide to power off". Drag the slider to the right to turn off the device.
Press and hold the Sleep/Wake button for about 4 seconds until the red slider appears. The screen will dim but the open app will still be visible. Now, press and hold the Home button until the app is closed and you are taken to the home screen.
Press and hold the Sleep/Wake button for a few seconds until the Apple logo appears.
The Home button is located at the front of the iPhone. It is used to close apps, navigate to the home screen, and perform other functions.





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