
Sleep mode on Windows 10 is a power-saving feature that allows your computer to enter a low-power state while preserving its current state in memory. This means that your computer will use very little power, start up faster, and instantly return to where you left off. Sleep mode is useful when you're taking a short break and want to quickly resume working. You can manually put your PC into sleep mode by clicking the Start menu and selecting the power icon, or by using a hardware button with a moon or Zz icon. Additionally, you can adjust your power settings to make your device sleep after a certain duration of inactivity.
| Characteristics | Values |
|---|---|
| Power usage | Sleep mode uses very little power. |
| Speed | Sleep mode allows your PC to start up faster. |
| Work preservation | Sleep mode automatically saves all your work. |
| Battery preservation | Windows turns off the PC if the battery is too low. |
| Usage | Use Sleep when you're going to be away from your PC for a short while. |
| Waking up the PC | You can wake up your PC by opening its lid, pressing a key on your keyboard, moving your mouse, or pressing the power button. |
| Adjusting settings | You can adjust the time after which your device automatically goes to sleep. |
| Hibernate mode | Hibernate mode uses less power than sleep mode but takes longer to resume. |
| Hybrid Sleep mode | Hybrid Sleep mode is a combination of Sleep and Hibernate modes, meant for desktop computers. |
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What You'll Learn

How to put your Windows 10 PC to sleep
Sleep mode on Windows 10 is a handy feature that saves power while preserving the state of your PC, allowing you to resume working quickly. It is particularly useful for portable devices such as tablets and laptops, where you might want to preserve battery life and then resume work later. Sleep mode provides enough power for some USB devices (like a mouse or keyboard) and RAM, but powers down more power-hungry components such as the CPU, GPU, and storage disks.
To put your Windows 10 PC to sleep, you can use the following methods:
- Start Menu: Click the Start icon on the taskbar or press the Windows key to open the Start menu. Then, click the Power icon and select "Sleep" from the menu.
- Hardware Button: Look for a dedicated sleep button on your keyboard, often marked with a small moon or "Zz" icon. Press this button to put your PC to sleep instantly. On some laptops, you may need to press the Function ("Fn") key along with the sleep button.
- Power Button: If your keyboard lacks a dedicated sleep button, you can use the power button to put your PC to sleep. First, you'll need to configure the Power button to function as a Sleep button in your PC's power settings. Open the Control Panel, select "Power Options," and choose "What the power buttons do." From there, you can set the Power button to activate Sleep mode when pressed.
- Command-Line Utility: This method requires disabling hibernation mode on your computer. Press Win + X to open the Power User menu, then select "Terminal (Admin)." In the console, type the appropriate command to disable hibernation mode and hit Enter. Once hibernation is disabled, you can open Command Prompt or PowerShell and enter the command "shutdown /s /hybrid" to put your PC to sleep.
- Automatic Sleep: You can configure your Windows 10 PC to go to sleep automatically after a certain period of inactivity. Open the Settings app (Win + I), navigate to "`System,`" and then select "Power & Sleep." From here, you can set the duration after which your PC will automatically enter sleep mode when plugged in or on battery power.
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How to wake your Windows 10 PC from sleep
Sleep mode on Windows 10 helps save power while preserving the state of your PC, allowing you to resume work quickly. It is useful when you're taking a short break and don't want to shut down your PC.
To wake your Windows 10 PC from sleep, you can try the following methods:
- Press any key on your keyboard: If this doesn't work, check your power settings and ensure that your keyboard is set up to wake the computer when a key is pressed. You can do this by opening the Device Manager and navigating to Keyboards > HID Keyboard Device > Properties > Power Management. From there, you can select the "Allow this device to wake the computer" option.
- Move your mouse: Similar to the keyboard, if your mouse doesn't wake the PC, you may need to change the advanced settings for your power plan. Disable the USB selective suspend setting to ensure USB devices can wake the computer.
- Press the power button: If the above methods don't work, pressing the power button should wake up your PC.
- Open the lid (for laptops): Simply opening the lid of your laptop should bring it out of sleep mode.
- Check for updates: Ensure that your computer's drivers and operating system are up-to-date. Sleep-related issues can sometimes occur due to missing updates.
- Disable sleep mode: If you want to prevent your PC from going into sleep mode, you can change the power settings. You can also try closing any open apps, checking for wake timers, and turning off Wi-Fi to prevent internet communications from triggering sleep mode.
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How to automatically put your Windows 10 PC to sleep
Sleep mode on Windows 10 uses very little power, allowing your PC to start up faster and instantly return to where you left off. Windows automatically saves all your work and turns off the PC if the battery is too low, so you don't have to worry about losing your work. Sleep mode is useful when you're going to be away from your PC for a short while, such as during a coffee break.
To manually put your Windows 10 PC to sleep, click the Start menu and select the power icon on the left side of the menu. Then, choose "Sleep" from the pop-up menu. Alternatively, you can use a hardware button or keyboard shortcut. Look for a small moon or "Zz" icon and press the button next to it (for laptops, you may need to press the function ("Fn") key while tapping the sleep button).
Now, to automatically put your Windows 10 PC to sleep, follow these steps:
- Go to Start, then select Settings > System > Power & Sleep.
- Under Screen, select how long you want your device to wait before turning off the screen when inactive.
- Under Sleep, choose how long you want your device to wait before going to sleep when you're not using it. You can set different durations for when your device is plugged in and when it's on battery power.
- For more power-saving options, select Additional power settings to customise how your device uses power.
Once you've made your selections, your Windows 10 PC will automatically enter sleep mode after the chosen duration of inactivity. To wake it up, simply press the power button, tap a key on the keyboard, move your mouse, or open the lid if it's a laptop.
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How to prevent your Windows 10 PC from turning on during sleep
Sleep mode on Windows 10 saves power while preserving the state of your PC, allowing you to resume work quickly. It powers down components like the CPU, GPU, and storage disks, while still providing enough power to RAM and some USB devices. This way, you don't lose your work, and your PC starts up faster.
Now, if you want to prevent your Windows 10 PC from turning on during sleep, there are several methods you can use:
- Adjust Windows Settings: Press the Windows key + I to open the Settings menu. Go to System > Power & Sleep. Here, you can adjust when your device enters sleep mode for both screen and system activity. You can also specify how long you want your device to wait before turning off the screen and entering sleep mode, for when it's plugged in and when it's on battery power.
- Use the Control Panel: Press the Windows key, type "Control Panel," and press Enter. Go to Hardware and Sound > Power Options. Click on "Change when the computer goes to sleep" and adjust the settings for when your computer should go to sleep when plugged in and/or on battery power.
- Use Third-Party Tools: Tools like Wakeful, Caffeine, and Insomnia can prevent your device from going to sleep. These tools can simulate user activity or override sleep settings, keeping your system active without manual adjustments. However, be sure to download these tools from trusted sources to avoid malware or compatibility issues.
- Turn Off Peripherals: If you want to keep your computer awake but reduce power draw, consider turning off peripherals like monitors and speakers. This can help strike a balance between accessibility and energy savings.
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The difference between sleep and hibernate modes on Windows 10
Sleep mode on Windows 10 is a power-saving state that is similar to pausing a DVD movie. All actions on the computer are stopped, and any open documents and applications are put in memory while the computer goes into a low-power state. The computer technically stays on, but only uses a bit of power, allowing you to quickly resume normal, full-power operation within a few seconds. Sleep mode is useful if you want to stop working for a short period of time.
Sleep mode is particularly handy for portable devices such as tablets and laptops, where you might use the device for a while, put it to sleep to preserve battery life, and then wake it up again to resume work. In general, sleep mode provides enough power for some USB devices (such as a mouse or keyboard) and RAM (so you don't lose what you're working on), but powers down the more power-hungry elements of your PC, such as the CPU, GPU, and storage disks. While asleep, laptops might use 1 watt of power (versus 20-30 watts awake), and desktop PCs might use about 10 watts (versus 100-500 watts or more awake).
Hibernate mode uses less power than sleep mode, and when you start up the PC again, you’re back to where you left off (though not as fast as sleep mode). Hibernate mode is very similar to sleep mode, but instead of saving your open documents and running applications to your RAM, it saves them to your drive. This allows your computer to turn off entirely, which means once your computer is in hibernate mode, it uses zero power. Once the computer is powered back on, it will resume everything where you left off, but it takes a bit longer to resume than sleep mode. Use hibernate mode if you won't be using your laptop for an extended period of time, and you don't want to close your documents.
To initiate sleep mode on Windows 10, click the Start menu, and when the menu appears, select the power icon (on the left side of the menu). In the menu that pops up, choose "Sleep." You can also put your PC to sleep by using a special hardware button or keyboard key. To do so, look for a small moon or "Zz" icon and push the button beside it.
To access the hibernate mode option, you first need to check if it is available on your PC. If it is, turn it on by opening the Start menu, typing "Control Panel" in the search box, and selecting it from the results. Then, select "System and Security," followed by "Change what the power buttons do." From there, select "Change settings that are currently unavailable," and in the "Shutdown settings" section, select "Hibernate." Finally, select "Save changes." Now you can hibernate your PC by selecting Start and then Power > Hibernate.
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Frequently asked questions
Sleep mode is a power-saving state that is similar to pausing a DVD movie. It uses very little power, and you can quickly resume normal, full-power operation within a few seconds.
To put your Windows 10 PC into sleep mode, click the Start menu, and when the menu appears, select the power icon. In the menu that pops up, choose "Sleep". You can also put your PC to sleep by using a special hardware button or keyboard key. Look for a small moon or "Zz" icon and push the button beside it.
You can wake up your Windows 10 PC from sleep mode by pressing the power button, tapping a key on your keyboard, wiggling your mouse, or swiping your trackpad. If you are using a laptop, you can also wake it up by opening the lid.
To adjust your sleep settings on Windows 10, go to Start, and select Settings > System > Power & Sleep. Then use the drop-down menu below "When plugged in, PC goes to sleep after," or "On battery power, PC goes to sleep after" and choose a duration.
Sleep mode and hibernation mode are similar, but hibernation uses less power. Hibernation takes a bit longer to resume than sleep mode, but it is still a good option if you need to quickly resume your work.

































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