What is the cause of Windows failed to start?

What is the cause of Windows failed to start?

The most likely cause of the Windows failed to start error is the missing or corrupted BCD file. The reasons for BCD file missing or corruption are various. There could be disk write errors or power outages and so on. If the BCD file is missing, your computer will show the error “Windows failed to start.

How do I fix error code 0xc000000f without disc?

How to Fix Error Code 0xc000000f on Windows

1. Solution 1: Check and Change Power Cord and Remove External Devices.
2. Solution 2: Start Your Computer Using Bootrec.exe Utility.
3. Solution 3: Use Startup Repair to repair BOOTMGR.
4. Solution 4: Rebuild the BCD manually.
5. Solution 5: Check your data cables, BIOS, and drivers.

What do you do when Windows fails to start?

Windows 10 Won’t Boot? 12 Fixes to Get Your PC Running Again

1. Try Windows Safe Mode.
2. Check Your Battery.
3. Unplug All Your USB Devices.
4. Turn Off Fast Boot.
5. Check Your Other BIOS/UEFI Settings.
6. Try a Malware Scan.
7. Boot to Command Prompt Interface.
8. Use System Restore or Startup Repair.

How do you fix Windows failed to start Windows 10?

Go to “Troubleshoot -> Advanced options -> Startup Repair.” When you click “Startup Repair,” Windows will restart and scan your PC for any system files it can fix. (Microsoft account authentication may be required.) If it finds a problem, it will automatically fix it.

How do I fix Windows hardware Error?

Use the device troubleshooter to diagnose and resolve the issue.

1. Open Settings.
2. Click on Update & Security.
3. Click on Troubleshoot.
4. Select the troubleshoot that matches the hardware with the problem.
5. Click the Run the troubleshooter button.
6. Continue with the on-screen directions.

How do I fix Windows 7 failed to start?

Fix #2: Boot into Last Known Good Configuration

1. Restart your computer.
2. Press F8 repeatedly until you see the list of boot options.
3. Choose Last Known Good Configuration (Advanced)
4. Press Enter and wait to boot.

What causes 0xc000000f?

The most common reason for the 0xc000000f error is that BOOTMGR can’t find the BCD file. It could be damaged or be missing due to a few causes, such as viruses, power outages, disk-write errors, or mistakes from users when manually adjusting BCD.

What does 0xc000000f mean?

Error 0xc000000f almost always appears after a Windows computer has powered back on or after a restart as a way to inform the user that the Windows operating system was unable to complete its startup.

What happens when Windows 10 Startup Repair Fails?

If you are unable to perform a startup repair, then your next option is to try using your Windows 10 installation media to fix the boot error. Once you have the command prompt up on the screen, you will need to issue a set of commands to find and resolve issues that might be preventing your computer from booting.

How do I force Windows to start?

Press Windows key + R (force Windows to start into safe mode every time you reboot the PC)

1. Press the Windows Key + R.
2. Type msconfig in the dialog box.
3. Select the Boot tab.
4. Select the Safe Boot option and click Apply.
5. Choose Restart to apply the changes when the System Configuration window pops up.

Why does my computer say Windows failed to start?

If you installed any hardware (such as printers or scanners) before you met the “Windows failed to start. A recent hardware or software change might be the cause.” error, just remove the hardware you installed (especially all other unnecessary hardware with only the mouse and keyboard kept) and restart the computer.

How to fix Windows 7 failed to start error?

[Solution] Fix Windows Failed to Start Windows 7 1 Remove Newly Installed Hardware or External Devices and Reboot. 2 Use the Last Known Good Configuration to Boot up Windows. 3 Run Startup Repair. 4 Rebuild BCD Configuration. 5 Run CHKDSK Utility. 6 Perform a System Restore. 7 Reinstall Windows Operating System. See More….

Why do I get an error message when I restart my computer?

When you restart for the first time after you do a full OS recovery of Windows 2008 R2, you receive the following error message: Windows failed to start. A recent hardware or software change might be the cause. To fix the problem: Insert your Windows installation disc and restart your computer.

What should I do if my computer won’t 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. Fix Windows failed to start.