Fix Computer crashes in Safe Mode

Fix Computer crashes in Safe Mode: Safe Mode is a diagnostic startup mode in Windows operating System which disables all the 3rd party applications and drivers. When Windows starts in Safe Mode it only loads basic drivers which are required for the basic functioning of the Windows so that user can troubleshoot the issue with their PC. But what happens when the Computer crashes in safe mode or even worse it randomly freezes in safe mode, well, then there must be something seriously wrong with your PC.

Fix Computer crashes in Safe Mode

The problem occurs when the computer starts crashing and freezing in normal mode, so user tries to troubleshoot the issue by booting their Windows into Safe Mode but the issue still persists in the safe mode giving the user no other option but to reboot their PC. While there is no particular cause as to why the PC crashes or freezes in safe mode or even in normal mode but we have prepared a list of known issues:

  • Corrupt Windows Files or Configuration
  • Damaged or Faulty Hard Disk
  • Corrupt or Bad Memory Sectors in RAM
  • Virus or Malware Issues
  • Incompatible hardware

Now you know the possible issues with your system because of which you are facing random crashes or freezing of your Windows. So without wasting any time let’s see how to actually Fix Computer crashes in Safe Mode issue with the below-listed troubleshooting guide.

Fix Computer crashes in Safe Mode

Method 1: Run System File Checker (SFC) and Check Disk (CHKDSK) in Safe Mode

1.Press Windows Key + X then click on Command Prompt(Admin).

command prompt with admin rights

2.Now type the following in the cmd and hit enter:

Sfc /scannow
sfc /scannow /offbootdir=c:\ /offwindir=c:\windows (If above fails then try this one)

SFC scan now command prompt

3.Wait for the above process to finish and once done restart your PC.

4.Next, run CHKDSK from here Fix File System Errors with Check Disk Utility(CHKDSK).

5.Let the above process complete and again reboot your PC to save changes.

Method 2: Run DISM Command

1.Press Windows Key + X then select Command Prompt (Admin).

command prompt with admin rights

2.Type the following command in cmd and hit enter after each one:

a) Dism /Online /Cleanup-Image /CheckHealth
b) Dism /Online /Cleanup-Image /ScanHealth
c) Dism /Online /Cleanup-Image /RestoreHealth

DISM restore health system

3.Let the DISM command run and wait for it to finish.

4. If the above command doesn’t work then try on the below:

Dism /Image:C:\offline /Cleanup-Image /RestoreHealth /Source:c:\test\mount\windows
Dism /Online /Cleanup-Image /RestoreHealth /Source:c:\test\mount\windows /LimitAccess

Note: Replace the C:\RepairSource\Windows with the location of your repair source (Windows Installation or Recovery Disc).

5.Reboot your PC to save changes and this should Fix Computer crashes in Safe Mode.

Method 3: Boot using Last Known Configuration

Before going any further let’s discuss how to Enable Legacy Advanced Boot Menu so that you can easily get Boot Options:

1.Press Windows Key + X then select Command Prompt (Admin).

command prompt with admin rights

2.Now type the following command into cmd and hit Enter:


Enable Legacy Advanced Boot Menu

3.And hit enter to Enable Legacy Advanced Boot Menu.

4.Reboot your PC to again get back to the Boot screen then press F8 or Shift + F8.

5.On Boot Option screen choose  “Last Known Good Configuration (Advanced).

Boot into Last Known Good Configuration

6.If in future you need to disable Legacy Advanced Boot Menu option then type the following command in cmd and hit Enter:


Disable Legacy Advanced Boot Menu

This should Fix Computer crashes in Safe Mode, if not then continue with the next method.

Method 4: Run Memtest86+

Note: Before starting, make sure you have access to another PC as you will need to download and burn Memtest86+ to the disc or USB flash drive.

1.Connect a USB flash drive to your system.

2.Download and install Windows Memtest86 Auto-installer for USB Key.

3.Right-click on the image file which you just downloaded and select “Extract here” option.

4.Once extracted, open the folder and run the Memtest86+ USB Installer.

5.Choose your plugged in USB drive to burn the MemTest86 software (This will format your USB drive).

memtest86 usb installer tool

6.Once the above process is finished, insert the USB to the PC which is crashing in Safe Mode.

7.Restart your PC and make sure that boot from the USB flash drive is selected.

8.Memtest86 will begin testing for memory corruption in your system.


9.If you have passed all the test then you can be sure that your memory is working correctly.

10.If some of the steps were unsuccessful then Memtest86 will find memory corruption which means that your computer crashes in safe mode because of bad/corrupt memory.

11.In order to Fix Computer crashes in Safe Mode issue, you will need to replace your RAM if bad memory sectors are found.

Method 5: Run System Diagnostic

If you are still not able to Fix Computer crashes in Safe Mode issue then chances are your hard disk might be failing. In this case, you need to replace your previous HDD or SSD with a new one and install Windows again. But before running to any conclusion, you must run a Diagnostic tool to check if you really need to replace the Hard Disk or not.

Run Diagnostic at startup to check if the Hard disk is failing

To run Diagnostics restart your PC and as the computer starts (before the boot screen), press F12 key and when the Boot menu appears, highlight the Boot to Utility Partition option or the Diagnostics option and press enter to start the Diagnostics. This will automatically check all the hardware of your system and will report back if any issue is found.

Method 6: Perform System Restore

1.Press Windows Key + R and type”sysdm.cpl” then hit enter.

system properties sysdm

2.Select System Protection tab and choose System Restore.

system restore in system properties

3.Click Next and choose the desired System Restore point.


4.Follow the on-screen instruction to complete system restore.

5.After reboot, you may be able to Fix Computer crashing issue in Safe Mode.

Method 7: Run CCleaner and Malwarebytes

Perform a Full antivirus scan to make sure your computer is secure. In addition to this run CCleaner and Malwarebytes Anti-malware.

1.Download and install CCleaner & Malwarebytes.

2.Run Malwarebytes and let it scan your system for harmful files.

3.If malware is found it will automatically remove them.

4.Now run CCleaner and in the “Cleaner” section, under the Windows tab, we suggest checking the following selections to be cleaned:

ccleaner cleaner settings

5.Once you’ve made certain the proper points are checked, simply click Run Cleaner, and let CCleaner run its course.

6.To clean your system further select the Registry tab and ensure the following are checked:

registry cleaner

7.Select Scan for Issue and allow CCleaner to scan, then click Fix Selected Issues.

8.When CCleaner asks “Do you want backup changes to the registry?” select Yes.

9.Once your backup has completed, select Fix All Selected Issues.

10.Restart your PC and see if you are able to Fix Computer crashes in Safe Mode.

Method 8: Repair Install Windows 10

If none of the above solutions work for you then you can be sure that your hard disk is fine but your PC might be crashing in Safe Mode because the operating system or the BCD information on the hard disk was somehow got corrupted. Well, in this case, you can try to Repair install Windows but if this also fails then the only solution left is to Install a new copy of Windows (Clean Install).

As a last resort, you can use an external hard disk which has Windows installed to boot and format your hard disk. Again re-install Windows and check if the issue still persists or not. If the issue is still there then it means that your hard disk is damaged and you need to replace it with a new one.

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That’s if you have successfully Fix Computer crashes in Safe Mode but if you still have any queries regarding this article then please feel free to ask them in the comment’s section.

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