Computer Randomly Turns Off Without Warning

Today, most of the shutdown of the computer randomly and troubles the users. Well, it doesn’t necessarily indicate a serious problem with both the hardware and software unless shutdown occurs frequently. The shutdown can be quite frustrating and especially when you lose your entire data.

Most of the modern computers are designed to turn off automatically thus in this way the computer protects itself from potential dangers i.e especially related to overheating. However, this alone is not the reason for random shutdowns. It can also be possible there is a problem with the power supply, a hardware component failure, or the system is infected by viruses and malware.

Why does your Computer randomly turn Off without Warning?

As such there are numerous reasons makes the computer device randomly turn off without warning such as:

1: Overheating problems.

2: Hardware problems.

3: Driver issues.

4: Malware infection.

5: Battery problems.

6: UPS/ Surge protector failure.

7: Insufficient charger voltage.

8: Dodgy sleep mode and a lot more.

How to Fix Computer Randomly Turns Off Issue?

In this article, we will describe the reasons behind random computer shutdown problems and how you can solve them.  It also includes whether it is a software problem or a hardware problem. If it is a software problem then you might need to turn off some features like Fast Startup or sleep mode. Read the given information thoroughly and look for the various solutions to random shutdown problems.

Here we have explained some steps to fix computer randomly turn off issues:

Solution 1- Update Drivers:

First and foremost you will need to make sure that your computer got the latest drivers installed and the component shouldn’t have any missing driver.

1: First you need to right-click the Start button and run Device manager.

Device Manager to fix Computer Randomly Turns Off

2: Now, check each component by right-clicking on it and then click on Update driver.

ports com update driver

3: Next, you need to choose the search automatically for the updated driver software option.

4: Restart the computer.

restart your device to fix Computer Randomly Turns Off

5: Now, check for the Windows computer, still shuts down randomly or not.

Solution 2- Reset Windows to its Original State:

1: Firstly, you need to navigate to Settings>Update and security.

update and security

2: Now, choose Recovery from the left pane and then choose to Get Started under the reset this PC section.

reset pc to fix Computer Randomly Turns Off

3: Now, the next screen will get open so you need to choose one of the displayed options:

  • Keep My files: By choosing this option the user can remove all apps and settings but it will keep your personal files.
  • Remove Everything: By selecting this option, your PC will be restored to a clean state by removing all apps, settings, and personal files. If you choose this option then you need to make sure that you have a backup of your personal files to another storage media for example USB Disk, otherwise, your all files will be lost.

Solution 3- Revert your Windows to an Earlier System Restore Point:

To revert your Windows to an earlier system restore point do the following things:

1:  Firstly, you need to go to the search field in your taskbar and then type “system restore”. This will bring up and create a restore point and you need to click on that.

Click on create a Restore Point to fix Computer Randomly Turns Off

2: Now, again you will find yourself in the System Properties window and the system protection tab, and this time you need to click on System Restore.

3: Here you will get a pop-up window i.e entitled with Restore system files and settings.

4: Click on next.

System Restore Wizard

5: Now, you will get a list of various restore points that have been created and it also includes the date and time.

6: Next, choose which one you want to go back to.

click on a restore point from to fix Computer Randomly Turns Off

7: If you want to go then you need to click on Scan for affected programs. It will also give you a list of which programs will be deleted and which might be automatically restored.

8: Now, close the window and then click on next.

9: Next, the final confirmation window will list the restore point that you have chosen, it also gives a warning that you have changed your Windows password recently, and thus you want to create a password reset disk while using a USB drive.

10: Click on Finish.

Click on Finish system restore

Solution 4- Scan Your System for Malware or Virus:

On your Windows 10 you can scan your system for malware and virus by the following given points to fix Computer Randomly turns off:

1: On your Windows 10, first you need to open your Start menu and then type Security.

2: Now, click the Windows security shortcut to open it.

3: You can also head to Settings> update and security> Windows security> Open Windows security.

open Windows Security to fix Computer Randomly Turns Off

4: Now, to perform an anti-malware scan, you need to click on Virus and Threat protection.

5: Click Quick Scan and it will help to scan your system for malware. Windows security will also perform a scan and give you the results. If any malware is found then it will offer to remove it from your PC automatically.

Solution 5- Enable Fast Startup in Windows:

Here has been listed some steps for enabling Fast startup in Windows 10 and they are:

1:  First, search and open Power options in the Start menu.

Power options to fix Computer Randomly Turns Off

2: Now, click “Choose what the power buttons do on the left side of the Window”

Choose what the power button do

3: Click and Change Settings that is currently unavailable”

change plan settings

4: Under the shutdown settings you need to make sure that Turn on Fast startup is enabled.

Solution 6 – Troubleshoot Overheating Issues:

Various Windows 10 users are complaining of Windows 10 CPU temperature issue. Undoubtedly, high-temperature is not a good sign because it can lower the PC performance and sometimes causes damages to your computer. So here is how you can troubleshoot with overheating issues:

1: Firstly, you need to make use of the power troubleshooter and then check for the issues.

2: Now, perform a clean boot.

3: Next, disable the services at the Windows startup.

4: Clean your CPU fan or change it.

5: Remove the pre-installed apps from Windows 10.

Solution 7 – Hard Reset your System:

Follow these steps below to hard reset your system:

1:  First open your computer settings.

2: Now, click the start menu and then select the gear icon in the lower-left pane to open up the settings windows.

start and settings to fix Computer Randomly Turns Off

3: Next, choose Recovery options and then click the recovery tab and select “Get started under Reset this PC”.

4: Now, save or remove files and at this point, you get the option to “Reset your computer”.

reset pc

5: Click on resetting your computer and see if it helps in solving the problem.

Solution 8 – Check Disk Utility:

To run the utility you can learn these given steps to fix Computer Randomly turns off:

1: Firstly, boot your computer.

2: Now, go to start.

3: Click Run.

4: Type “cmd “in the box.

5: Press enter.


6: Now, you can type chkdsk to open the utility in read-only mode.

7: Again press Enter.

chkdsk X

8: Now, to repair the errors without scanning from any bad sectors you need to type chkdsk volume: /f and press enter. Here the volume is the letter of the drive that you would like to run a scan for eg C: or D:

9:  Next, to repair errors and scan from bad sectors, you need to type chkdsk volume:/ r and then press Enter. Here the volume is the letter of the drive that you would like to repair eg C: or D:

Solution 9- Fix Battery Issue:

To fix the battery issue look for the following given steps:

1: Press Windows Key + X.

2: Click Device Manager.

Device Manager

3: Expand Batteries.

4: Now, right-click Microsoft ACPI compliant system.

5: Choose Update driver software.

update driver battery to fix Computer Randomly Turns Off

6: Make sure that you are connected to the internet and then check for the updates.

7: Next, turn off the computer and then remove the battery and AC adapter.

shut down

8: Now, press and hold the power button for at least 30 seconds and then reconnect the AC adapter.

9: Turn on the computer and tap F2 to boot into the BIOS and when you are in then press F9 to load defaults and press F10 to save and exit.

10: Now, boot into windows and then re-insert the battery and check whether the issue has been fixed or not.

Solution 10- Disable Sleep Mode:

You can refer to the below-given steps of how you can disable sleep mode:

1: First, you need to right-click the start menu and then click on power options.

Power options

2: Now, click change plan settings next to your current power plan.

change plan settings

3: Next, change and put the computer to sleep to never.

4: Click and save changes.

Solution 11- Update BIOS:

Learn these steps to update BIOS:

1: When Windows 10 gets starts then you need to open the Start menu and then click the power button.

2: Now, hold the shift key and then choose the restart option.


3: Here you will see several options available.

4: Now, select the “Advanced option and then select UEFI firmware settings”.

Click UEFI to fix Computer Randomly Turns Off

5: Click the restart button and your computer device should now boot to BIOS.

Solution 12 – Use System File Checker:

System file checker is a utility in Windows 10 that observes the problems with files on your computer. To run it you need to follow these given steps:

1: Firstly, you need to make sure that you have installed the latest updates for Windows 10 and then restart your computer device.

2: In the search box, or the taskbar, you need to type the command prompt and then right-click or press and hold the Command prompt from the list of results.

3: Now, select and Run as Administrator and then again select yes.

cmd run as administrator

4: Type DISM.exe/Online /Cleanup-image /Restorehealth and then hit enter.

Enter DISMexe to fix Computer Randomly Turns Off

5: It might require few minutes to start up and 30 minutes to complete.

6: Now, you will see a message that says “Operation completed successfully.

7: Next, you need to type sfc/scannow and then press Enter.

sfc scannow to fix Computer Randomly Turns Off

8: Finally, you will see a message that says Verification 100% completed and then type exit.

Solution 13 – Reinstall your OS:

To reinstall OS you need to perform these following steps to fix Computer Randomly turns off:

1: First, check your computer hard drive and thus you should be able to find a restore function on the drive if it has not been removed.

2:  Now, follow the prompts.

3: Next, if you don’t have a reinstallation function on your hard drive then you need to check your equipment to see if you have Windows installation restore discs.

Solution 14 – Reset Your Computer:

1: First, you need to tap settings and then tap Change PC settings.

2: Now, tap or click Update and Recovery, and then you need to tap or click Recovery.


3: Under “Remove everything and reinstall windows” you need to tap or click Get started.

reset pc to fix Computer Randomly Turns Off

4: Now, follow the instructions given on the screen

Note: Here you might be asked to choose whether you want to erase data quickly and if you choose to erase data quickly then some data might get recoverable by using special software. On the other end, if you choose to erase data thoroughly then it will take a bit longer time but recovers everything.

Solution 15 – Clean & Oil the PC’s Fans:

For cleaning your PC’s fan do the following steps:

1: Firstly turn your computer off and unplug its power cable.

2: Now, open the computer case and then remove the side panel.

3: Next, blow compressed air to clean up the inside of the computer and pay some extra attention to the fans. You need to also remove wires or objects that might touch the fan blades.

4: Now, blow some air through the vents as well from either inside or outside.

5: Next, locate the fans and then peel back their sticker partially to see the bearing. If you see that there is any protective cap then remove that and add one or two drops of oil.

6: Once you are done with this procedure then you need to put the side panel back and then again reconnect the power cable and turn the computer on to test it out.

Some other methods of cleaning your PC Fan are:

1: First, gather your materials.

2: Now, peel back the label as most of the sleeve-bearing fans has a little cap that holds the oil.

3: Next, pop the cap.

4: Put in the oil.

5: Put the cap back on.

6: Now, reseal the label and re-amount the fan, and make sure that you check your PC promptly.

Frequently Asked Questions (FAQ’s)

Q1: How you can stop the computer from turning off it-self?

Ans: Following the below-given steps to stop your computer device from turning off itself:

1: Start>Power Options>Choose what the power button does> Change settings that are currently unavailable.

2: Now, shutdown settings> Uncheck turn on fast startup> Ok.

Q2: What are the symptoms of computer’s overheating?

Ans: If your computer device gets overheated then these symptoms will get noticed:

1: Your computer device boots up but it shutdowns automatically after a shorter period.

2: The reported CPU operating frequency is less than expected.

3: Evidence of CPU throttling.

4: General slowness of computer system gets noticed.

5: CPU system fans get noisy in an excessive manner.

Q3: How to hard reboot your computer?

Ans: 1: One of the best ways is to restart your computer and then hold the power button for five to 10 seconds.

2: If you are working with a frozen PC then hit CTRL +ALT+DEL and then click End task to force quit any application.

Q4: How you can reboot Windows 10?

Ans: To reboot Windows 10 you need to hold down the shift key and then click on the power icon in the lower right corner and click on the Restart button.

Q5: How to start the update and restart?

Ans: 1: Firstly, you need to navigate to the settings menu.

2: Now, select Update and security.

3: Next, click advanced options.

4: Now, change the dropdown from Automatic to notify to schedule restart.

Final words: If you are also suffering from the computer randomly turns off issue then you need to go through this article and look for its troubleshooting methods that help in fixing this problem. You can try these solutions one by one and see which one works best for you. Once you go through with these methods then you can easily fix this type of error.

However, if this won’t work then you can contact our experienced technician and get help from them in resolving this error. You can communicate with them via chat and we assure you that we deliver hassle-free solutions for any kind of problems. We are all time available and ready to help you in solving this error. Thus you contact us today and get rid of this computer shutdown problem.

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