The issue of computer turns on by itself is always vexed. However, do you know why the computer turns on by itself and how to fix this problem? This post will show you 5 methods to the problem PC turns on by itself.

Why Does Computer Turn on by Itself?

Have you ever met the problem computer turns on by itself or laptop turns on by itself and do you know what the reason for this problem? As a matter of fact, it is a common issue since many people have encountered this problem.

The issue computer automatically turns on may be caused by various reasons. Here we list some basic reasons.

  • Windows fast startup
  • The scheduled maintenance
  • A scheduled wake up timer
  • BIOS settings
  • More…

No matter what the reason is, the most important thing is to fix this problem. Thus, do you know how to fix the issue PC turns on by itself? If no, please go on your reading, this post will list five methods to fix the problem computer turns on by itself Windows 10.

Find out What Wakes Your Computer

Before going to the solutions to the issue of computer turns on by itself from sleep, you can type the following commands to find out what wakes your computer.

Step 1: Type cmd in the search box of Windows 10 and choose the best-matched one, and then right-click it to choose the Run as administrator to continue.

Step 2: Type the following commands and hit Enter after each command to continue.

powercfg –lastwake
powercfg –devicequery wake_armed

When you have finished all steps, you can find out which devices may turn on your computer.

Then we will show you how to fix the issue of computer randomly turns on from sleep Windows 10.

Quick Video

5 Solutions to Computer Turns on by Itself

Now, it is time to fix the issue of computer turns on by itself after shutdown.

Solution 1. Disable Fast Startup

As we have mentioned in the above part, the issue computer turns on by itself Windows 10 may be caused by the fast startup. Thus, to fix the issue, you can try to check and disable Fast Startup feature.

And now, we will show you how to disable Fast Startup step by step.

Step 1: Type Control Panel in the search box of Windows 10 and choose it, then click Power Options to continue.

Step 2: Next, click the Choose what the power button does option in the left panel to continue.

click the option to continue

Step 3: In the popup window, click the Change settings that are currently unavailable option to continue.

click change settings that are currently available to continue

Step 4: Then uncheck the option Turn on fast startup (recommended) to continue.

uncheck the option turn on fast startup

Step 5: Then click the Save changes button to save the change you have made.

When you have finished all the above steps, you can restart your computer to check whether the issue computer turns on by itself Windows 10 is solved.

Solution 2. Disable the Allow Wake Timers Option

In order to fix the issue computer turns itself Windows 10, you can try to disable the option Allow Wake Timers which is a component that programmers can use to wake an idle system and perform a routine function.

And now, we will show you how to disable the Allow Wake Timers option step by step.

Step 1: Type Control Panel in the search box of Windows 10 and choose it, then choose Power Options to continue.

Step 2: In the popup window, choose Change plan settings in the Balanced (recommended) section to continue.

choose Change plan settings to continue

Step 3: Click Change advanced power settings to go on.

click change advanced power settings

Step 4: In the popup window, double-click Sleep and Allow wake timers to continue.

Step 5: Next, you need to disable this setting. Click Settings and choose Disable from the drop-down menu to continue.

disable allow wake timers

Step 6: Click OK to save the changes.

When all steps are finished, you can reboot your computer to check whether the issue computer turns itself on Windows 10 is solved.

Solution 3. Disable Automatic Restart

In order to fix the problem computer automatically turns on, you can try to change the system settings and disable the Automatic Restart. As a matter of fact, the Automatic Restart is a feature that can automatically restart your system in case of a failure.

In fact, this way is effective for many computer users. And in the following part, we will show you how to disable the Automatic Restart feature step by step with pictures.

Step 1: Type Control Panel in the search box of Windows 10, then choose and launch it.

Step 2: In the popup window, choose System to continue.

Step 3: Next, click Advanced system settings in the left pane to continue.

click Advanced system settings to go on

Step 4: In the popup window, please go to the Advanced tab and click Settings button under Startup and Recovery section to continue.

click settings to continue

Step 5: To fix the problem, you need to uncheck the option Automatically restart under System failure section and click OK to save your changes.

uncheck the option Automatically restart

When you have completed all the steps, you can restart your computer and check whether the issue computer turning on by itself is solved.

If this method doesn’t work, please go to the following methods.

Related article: Detailed Steps to Fix Windows 10 Endless Reboot Loop

Solution 4. Disable Automatic Maintenance

Now, we will introduce the fourth way to fix the problem computer keeps turning on by itself. In this way, you can try to disable the Automatic Maintenance. And we will show you how to disable it step by step with pictures.

Step 1: Type Control Panel in the search box of Windows 10, choose it and launch it to enter its main interface.

Step 2: In the popup window, choose Security and Maintenance to continue.

Step 3: Then click Maintenance and choose Change maintenance settings to continue.

uncheck the option and click OK to continue

Step 4: In the popup window, uncheck the option Allow scheduled maintenance to wake up my computer at the scheduled time and click OK to go on.

uncheck the option and click OK to continue

After all steps are completed, please restart your computer and check whether the issue computer turns on by itself Windows 10 is solved.

Solution 5. Disable Scheduled Updates

The problem computer turns on by itself at night may be caused by the scheduled updates which are designed to wake up your system so as to perform the scheduled Windows updates. Therefore, in order to solve this issue computer turns on itself on Windows 10, you can try to disable those scheduled Windows updates.

We will show you how to operate in the following part and please read it carefully.

Step 1: Press Windows key and R key together to open the Run dialog. Then type the gpedit.msc in the box and click OK or hit Enter to continue.

type gpedit.msc in the box and click OK to continue

Step 2: In the Local Group Policy Editor window, please navigate to the Windows Update folder according to the following path.

Computer Configuration > Administrative Templates > Windows Components > Windows Updates

locate at Windows Update folder

Step 3: In the right pane, please choose and double-click Enabling Windows Update Power Management to automatically wake up the system to install scheduled updates.

Step 4: In the popup window, please click the Disabled option and click Apply and OK to save the change.

click Disable and OK to continue

When you have finished all the above steps, you can exit this window and check whether the issue computer turns on by itself is solved.

From the above part, we have shown five methods to solve the issue computer turns on by itself. As a matter of fact, to solve this problem, you can try to check whether you have set the keyboard to boot your computer. For example, if you have set the keyboard to boot the computer, the computer will turn on as long as someone slightly hit them.

In addition, you can also check whether the issue is caused by the Wake On LAN feature. If your computer is connected to a network, Wake On LAN feature can also bring your computer online. Wake On LAN is very convenient when a computer wants to send data or files to a network computer.

I have encountered the problem computer turns on by itself and it has troubled me for a long time. However, I have fixed the problem after I have tried the methods in this post. Click to Tweet

Backing up the Computer

If you have solved the issue computer turns on by itself from sleep, you had better create a system image. In this way, you can directly restore your computer to an earlier state with the backup image when you meet some problems again.

To back up the computer, you can take advantage of a piece of powerful Windows backup software. Hence, MiniTool ShadowMaker would be a good choice.

It is a professional backup tool which can be used to back up a file, folder, disk, partition, and operating system. Creating a backup image is a good way to keep data and computer safe.

Besides the backup feature, MiniTool ShadowMaker can also perform some recovery solutions when some accidents happen so that you can restore the computer to a normal state.

All in all, MiniTool ShadowMaker is a powerful and user-friendly program. So you can download it from the following button to back up the operating system immediately.

MiniTool ShadowMaker TrialClick to Download100%Clean & Safe

Next, we will show you how to back up computer with this professional backup software in detail.

Step 1: Install MiniTool ShadowMaker, launch it, and click Keep Trial

Tip: You can manage the remote computer as long as they are on the same LAN.

Step 2: MiniTool ShadowMaker chooses the operating system by default. You can also go to the Backup page and click SOURCE module. Then choose the system disk and click OK to continue.

Step 3: In the Backup page, click DESTINATION module to choose where you want to save the backup image. It is recommended to choose an external hard drive.

choose the destination path

In order to provide better protection for computer, MiniTool ShadowMaker provides some advanced features.

  • MiniTool ShadowMaker enables you to set the backup matters on a regular basis so as to create an automatic file backup by clicking Options > Schedule Settings.
  • MiniTool ShadowMaker provides three different backup schemes including Full, Incremental, and Differential. The Incremental Backup Scheme is selected by default and you can click the Backup Scheme button to change.
  • You can also set some advanced backup parameters such as encrypting the backup images by clicking the Options > Backup Options button.

Step 4: After you have successfully selected the backup source and destination, you can click Back Up Now to perform this action immediately.

click back up now to perform this action

When all steps are finished, you have successfully backed up the operating system. You had better create the bootable media which can be used to boot your unbootable computer.

When you encounter the issue of computer turns on by itself again or other problems, you can restore your computer to a normal state with the backup image.

MiniTool ShadowMaker TrialClick to Download100%Clean & Safe

MiniTool ShadowMaker is a very powerful and user-friendly program which can help me to back up my computer and the data. Click to Tweet

Bottom Line

In this post, we have introduced five methods to solve the issue computer turns on by itself. If you have the same problem, you can try to use these methods to solve it.

In addition, if you have any better solution to fix the problem computer automatically turns on, you can share it on the comment zone.

What’s more, if you have any problem with MiniTool ShadowMaker, please feel free to contact us via the email [email protected].

Computer Turns on by Itself FAQ

How do you stop computer from turning on by itself?
  1. Disable Fast startup.
  2. Disable the Allow Wake Timers option.
  3. Disable automatic restart.
  4. Disable automatic maintenance.
  5. Disable scheduled updates.
Why does my computer turn off and on by itself?

The computer turns off and on by itself issue may be caused by several reasons:

  1. Windows fast startup
  2. The scheduled maintenance
  3. A scheduled wake up timer
  4. BIOS settings
How do I wake up my computer from the keyboard?
  1. Open Device Manager.
  2. Right-click the keyboard entry and choose Properties.
  3. Then navigate to the Power Management tab, check the option Allow this device to wake the computer. 
Why does my computer not wake up from the sleep mode?
  1. You are running Windows Vista and don’t update to Service Pack 1 or a later version.
  2. The BIOS reduces power to the port which the input device is connected.
  3. You are using a portable or notebook computer that does not allow resume by using a Bluetooth device.
  4. The keyboard item in Control Panel is not configured to wake the computer when press a key on the keyboard.
  5. There is a system problem on your computer.
  6. The sleep key on your computer is not configured correctly.

You can read the post 4 Solutions to Computer Won’t Wake up from Sleep Windows 10 to know the solutions.

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