Users who run into this error typically report that they have recently updated Windows or upgraded their RAM, or turned on USB tethering. We have also noticed that many users on Reddit report Kernel Security Check Failure overclock relation. The error message typically reads: Your PC ran into a problem and needs to restart. We’re just collecting some error info, and then we’ll restart for you.Stop Code: KERNEL_SECURITY_CHECK_FAILURE Some users have also reported seeing Kernel Security Check Failure while installing Windows 10. If you are one of them, do not worry. In this article, we’ll cover all methods to fix the issue based on the most common causes of the error.

Known causes of Kernel Security Check Failure error:

Outdated drivers (the most common reason);Random Access Memory (RAM) corruption;Malware infection;Damage to Windows OS files;Antivirus software;Hard disk corruption.

Whenever you boot your computer, Windows operating system checks if the system is clean and ready to function properly. In case it detects problems in important data structures, it displays the BSoD with Your PC ran into a problem and needs to restart message.

Known causes of Kernel Security Check Failure error:Fix Kernel Security Check Failure (Windows 10,8,7)Access Windows system or prevent it from restarting automaticallyMethod 1. Update drivers via Device ManagerMethod 2. Install Windows updatesMethod 3. Use Windows Memory Diagnostic toolMethod 4. Run system scanMethod 5. Scan Disk for Errors and fix themMethod 6. Fix via Advanced Boot OptionsMethod 7. Use a restore point to quickly fix Kernel Security Check FailureMethod 8. Fix Kernel Security Check Failure BootCamp

Luckily, you can fix Kernel Security Check Failure problem yourself. Simply follow the techniques provided below. You might need to try several methods until you find the one that works for your specific situation. Please note that many online tutorials will tell you to go to Windows Settings or click on Windows Start button, however, in some cases people go into a reboot loop and can’t even access these options. Do not worry – this tutorials covers all cases.

Fix Kernel Security Check Failure (Windows 10,8,7)

Access Windows system or prevent it from restarting automatically

In some cases, users who encounter Kernel_Security_Check_Failure error cannot perform any of the methods to fix it since the operating system simply crashes and reboots in a loop. If this is the case, then you need to perform two steps before applying any methods: After completing these steps, make sure you boot back into regular mode. To do so, press Windows key+R, type msconfig and press Enter. Then go to the Boot tab and deselect Safe Boot. Click Apply and OK.

Method 1. Update drivers via Device Manager

You do not need fancy paid driver updater software to fix and refresh drivers on your computer to fix BSoD Kernel_Security_Check_Failure (139). Note. Some articles might suggest using Driver Verifier to identify outdated drivers – but we STRONGLY advise you against doing so, as this can trigger even more BSoD problems. That tool is designed for developers and advanced stress-testing, and regular computer users should stay away from it. TIP: Check for ! sign next to drivers, which might identify corrupted or outdated drivers. In addition to this step, we also recommend installing the latest Windows updates. To do so, follow the next steps.

Method 2. Install Windows updates

Method 3. Use Windows Memory Diagnostic tool

Windows Memory Diagnostic is a tool that can help you identify RAM-related issues and solve Kernel Security Check Failure BootCamp.

Method 4. Run system scan

Method 5. Scan Disk for Errors and fix them

Method 6. Fix via Advanced Boot Options

You can solve Kernel Security Check Failure on Windows 10 or 8 with a help of Advanced Boot Options. To enter Advanced Boot Options, press down Shift key as you choose to Restart your computer from Windows menu. Another option to enter ABO menu is to start pressing F12 key on your keyboard during boot. Once in ABO menu, follow these steps:

Method 7. Use a restore point to quickly fix Kernel Security Check Failure

If you created a restore point manually or if your computer is set to create them regularly, you can take advantage of that now and restore your PC to state prior the Kernel Security Check Failure error.

Method 8. Fix Kernel Security Check Failure BootCamp

The error can bother Mac users, too. Users have reported seeing this error while running Windows on Mac computers via BootCamp. The following method has helped many people fix Kernel Security Check Failure BootCamp: If you found another solution to the Kernel Security Check Failed on Surface Pro or on devices running Windows 10, please share it with our community in the comments section below. This article was first published on July 24, 2019, and updated on September 30, 2019.