Fix Windows failed to start. A recent hardware or software change might be the cause

Fix Windows failed to start. A recent hardware or software change might be the cause: If you are facing this error then chances are you may have installed a new hardware or software which is causing the issue. Sometimes installing the latest Windows updates seems to cause this issue but you can’t be sure until you troubleshoot the issue. Now as far as software problems are concerned, these might be the possible reasons as to
why you are facing this error:

  • Corrupted BCD information
  • System File is damaged
  • Loose or faulty SATA/IDE Cable
  • Conflicting 3rd party software
  • Virus or malware

Fix Windows failed to start. A recent hardware or software change might be the cause

The error which you will get after a reboot will be:

Error: Windows failed to start. A recent hardware or software change might have caused the issue after you install Windows Updates

The main problem is that you won’t be able to boot into Windows and you will be stuck at this error message screen. In short, you will be inside a reboot loop as everytime you restart your PC you will again face the same error message until you fix the issue. So without wasting any time let’s see how to actually Fix “Windows failed to start. A recent hardware or software change might be the cause” with the below-listed troubleshooting steps.

Fix Windows failed to start. A recent hardware or software change might be the cause

Method 1: Run Startup/Automatic Repair

1.Insert the Windows 10 bootable installation DVD or Recovery Disc and restart your PC.

2.When prompted to Press any key to boot from CD or DVD, press any key to continue.

Press any key to boot from CD or DVD

3.Select your language preferences, and click Next. Click Repair your computer in the bottom-left.

Repair your computer

4.On choose an option screen, click Troubleshoot.

Choose an option at windows 10 automatic startup repair

5.On Troubleshoot screen, click Advanced option.

select advanced option from troubleshoot screen

6.On the Advanced options screen, click Automatic Repair or Startup Repair.

run automatic repair

7.Wait til the Windows Automatic/Startup Repairs complete.

8.Restart and you have successfully Fix Windows failed to start. A recent hardware or software change might be the cause, if not, continue.

Also, read How to fix Automatic Repair couldn’t repair your PC.

Method 2: Boot into Last Known Good Configuration

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

1. Restart your Windows 10.

2.As the system restarts enter into BIOS setup and configure your PC to boot from CD/DVD.

3.Insert the Windows 10 bootable installation DVD and restart your PC.

4.When prompted to Press any key to boot from CD or DVD, press any key to continue.

5.Select your language preferences, and click Next. Click Repair your computer in the bottom-left.

Repair your computer

6.On choose an option screen, click Troubleshoot.

Choose an option at windows 10

7.On Troubleshoot screen, click Advanced option.

troubleshoot from choose an option

8.On Advanced options screen, click Command Prompt.

Fix Driver Power State Failure open command prompt

9.When the Command Prompt(CMD) open type C: and hit enter.

10.Now type the following command:

BCDEDIT /SET {DEFAULT} BOOTMENUPOLICY LEGACY

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

Advanced boot options

12.Close Command Prompt and back on the Choose an option screen, click continue to restart Windows 10.

13.Finally, don’t forget to eject your Windows 10 installation DVD, in order to get Boot options.

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

Boot into Last Known Good Configuration

Method 3: Perform a System Restore

1.Put in the Windows installation media or Recovery Drive/System Repair Disc and select your language preferences, and click Next

2.Click Repair your computer at the bottom.

Repair your computer

3.Now choose Troubleshoot and then Advanced Options.

4..Finally, click on “System Restore” and follow onscreen instructions to complete the restore.

Restor your PC to fix system threat Exception Not Handled Error

5.Restart your PC to save changes.

Method 4: Run SFC and CHKDSK

1.Again go to command prompt using the method 1, just click on command prompt in the Advanced options screen.

Command prompt from advanced options

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

sfc /scannow /offbootdir=c:\ /offwindir=c:\windows
chkdsk C: /f /r /x

Note: Make sure you use the drive letter where Windows is currently installed. Also in the above command C: is the drive on which we want to run check disk, /f stands for a flag which chkdsk the permission to fix any errors associated with the drive, /r let chkdsk search for bad sectors and perform recovery and /x instructs the check disk to dismount the drive before beginning the process.

run check disk chkdsk C: /f /r /x

3.Exit the command prompt and restart your PC.

Method 5: Rebuild BCD configuration

1.Using above method open command prompt using Windows installation disk.

Command prompt from advanced options

2.Now type the following commands one by one and hit enter after each one:

a) bootrec.exe /FixMbr
b) bootrec.exe /FixBoot
c) bootrec.exe /RebuildBcd

bootrec rebuildbcd fixmbr fixboot

3.If the above command fails then enter the following commands in cmd:

bcdedit /export C:\BCD_Backup
c:
cd boot
attrib bcd -s -h -r
ren c:\boot\bcd bcd.old
bootrec /RebuildBcd

bcdedit backup then rebuild bcd bootrec

4.Finally, exit the cmd and restart your Windows.

5.This method seems to Fix Windows failed to start. A recent hardware or software change might be the cause but if it doesn’t work for you then continue.

Method 6: Set Correct Boot Order

1.When your computer starts (Before the boot screen or the error screen), repeatedly press Delete or F1 or F2 key (Depending upon your computer’s manufacturer) to enter BIOS setup.

press DEL or F2 key to enter BIOS Setup

2.Once you are in BIOS setup select Boot tab from the list of options.

Boot Order is set to Hard Drive

3.Now make sure that the computer Hard disk or SSD is set as a top priority in the Boot order. If not then use up or down arrow keys to set hard disk at the top which means the computer will first boot from it rather than any other source.

4.Finally, press F10 to save this change and exit.

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That’s it you have successfully Fix “Windows failed to start. A recent hardware or software change might be the cause” but if you still have any questions regarding this post then feel free to ask them in the comment’s section.

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