How to Fix CRITICAL SERVICE FAILED on Windows 10


If you already have encountered the blue screen of death “CRITICAL SERVICE FAILED,” you can go through this article. Because You will get to know how to fix this BSOD effectively.

This BSOD is not new in Windows 10. But, Recently, A higher number of PC users have been encountering this blue screen error. According to the various sources, The CRITICAL_SERVICE_FAILED is occurring right after a windows update. In most cases, Users are not getting the login screen. Because The BSOD keeps appearing right after the startup. As they are not getting access to the desktop, it is not possible to apply some common methods to solve this BSOD. Don’t worry, this article will explain how can you fix critical service failed BSOD.


There may be various things that can cause this problem. But, Hard Disk issues, driver problems, faulty system files and services, memory issues etc. are the most common.


When users encounter this problem, there may be two situations. In the first one, User may not be able to access desktop and in another case, users can access their PC but the BSOD appears suddenly. So, The solutions for both of them are different.

1. Try System Restore in Safe Mode or Recovery Environment

As a recent update may have caused this blue screen error, you may try to do a system restore. But, You will need to boot into safe mode if you can access Windows normally. Then, You can perform a system restore. Otherwise, You can try to do it from recovery environment. So, Here are the full instructions.

windows recovery mode Advanced Options
  • After several failings to start normally, Windows may show you boot options screen. From there, you should click on Troubleshoot.
  • Then, Go to Advanced Options > System Restore.
  • Now, Choose the restore point and finish the process.

It may fix critical service failed error.

2. Update Drivers

Installing NVIDIA GPU Driver Using Driver Booster

If the above method doesn’t help, you can update the drivers on your PC. Because sometimes, outdated and incompatible drivers may create stop code errors on your PC and you may see blue screen. So, To fix critical service failed, you should follow this method.

To update drivers, you can use any of these tools: Driver Booster, Driver Easy, Driver Genius, etc. These can update all the drivers on your PC automatically or by a single-click. However, If you want to do it manually, you can follow these steps-

Update Drivers Manually
  • At first, Open the start menu.
  • Now, Type devmgmt.msc and hit enter. It will open the Windows Device Manager.
  • You should see a list of drivers there. Just, Right-click on any and choose update driver.
  • Then, Follow your preferred method.

For more, read: How to Update Drivers on Windows

3. Startup Repair/Automatic

Usually, Windows should automatically run startup repair when repeated BSOD occurs. But, Sometimes, You may need to do it from recovery mode with/without Windows bootable media.

  • If you can’t go to recovery mode like method 1, you can insert a bootable windows 10 disk/pen drive.
  • Then, Choose to repair instead of installation. It will bring the recovery menu.
  • You can go to Troubleshoot > Advanced Options > Startup Repair/Automatic Repair
  • Finish it.

Now, Check if it has fixed your problem or not.

4. Disable Drivers Signature Enforcement

It is another effective way to fix critical_service_failed. Here are the full instructions to disable drivers signature enforcement.

  • At first, Go to Recovery Mode like before.
  • Now, Go to Troubleshoot > Advanced Options > Startup Settings.
  • Then, Click on Restart.
  • After restarting, you will see a list of options. From there, You should see the “disable drivers signature enforcement” at 7th. So, Press 7 or F7 on the keyboard.
  • It may help you to login into Windows without encountering it.

However, Disabling drivers’ signature enforcement policy features can bring security risk. So, I suggest you only follow this method if you need to access your PC urgently.

5. Clean Boot

Clean boot is another way to resolve critical service failed. However, You can only apply this solution if you can access to your PC without any problem. A clean boot disables all third-party services and give you a fresh environment on your PC. It helps to identify if any of the third-party services causing BSOD. To learn more, read: How to Perform Clean Boot

6. Analyze Small Memory Dump

It is one of the most effective ways to fix an unknown stop code error. Especially, If you want to fix critical_service_failed, this method may be alike savior. A memory dump file contains the relevant information about a crash that has occurred on your PC. It helps to find out which things have caused the problem. So, Later, you can take the proper initiatives to troubleshoot the problem. To learn more, read: How to Analyze Small Memory Dump File

These are the most effective tips to get rid of critical service failed. If these don’t help, you can re-install windows.

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Hasibul Kabir is the founder of TechClassy. He is a Tech Blogger, Web Developer & Hobbyist Game Developer. He loves to write on technology, mainly Windows, macOS, iOS, etc.


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