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Fix Windows 10 Automatic Startup Repair not working

Updated: Mar 22, 2023

The Automatic Repair Tool is one of the features that you use when your Windows 10 computer does not boot. Some Windows users have faced an issue where their Windows 10 Automatic Startup Repair is not working. In this post, we are going to suggest methods to fix the issue.


The Automatic Startup Repair tool in Windows is a built-in feature designed to fix issues preventing Windows from booting up properly. When you encounter a startup problem, such as a blue screen error or an endless boot loop, the Automatic Startup Repair tool will automatically launch and attempt to diagnose and repair the issue.


Windows 10 Automatic Startup Repair not working

These are the things you need to do when Automatic Startup Repair stops working:

  1. Rebuild BCD & Repair MBR

  2. Use CHKDSK

  3. Restore Registry from RegBack Directory

  4. Use DISM Offline

  5. Reset PC

  6. Repair Windows 10 using Installation Media.

You will have to carry most of these suggestions in Safe Mode or in the Advanced Options screen.


1] Rebuild BCD & Repair MBR


STEP 1: Boot from a Windows 10 installation media, such as a USB drive or DVD.


STEP 2: Select your language preferences, then click Next.


STEP 3: Click on "Repair your computer" on the bottom left corner.


STEP 4: Select Troubleshoot > Advanced Options > Command Prompt.


STEP 5: Type the following command and hit Enter:bashCopy code

bootrec /scanos 

STEP 6: If the command finds an operating system, type the following command and hit Enter:bashCopy code

bootrec /fixmbr 

STEP 7: Type the following command and hit Enter:bashCopy code

bootrec /fixboot 

STEP 8: Type the following command and hit Enter:bashCopy code

bootrec /rebuildbcd 

STEP 9: Type the following command and hit Enter:bashCopy code

chkdsk C: /f 

Note: Replace "C:" with the drive letter of the partition where Windows is installed, if it's not C:.


STEP 10: Wait for the scan to complete and fix any errors found.


STEP 11: Exit the Command Prompt and restart your computer.


2] Use CHKDSK



STEP 1: Boot from a Windows 10 installation media.


STEP 2: Select your language preferences, then click Next.


STEP 3: Click on "Repair your computer" on the bottom left corner.


STEP 4: Select Troubleshoot > Advanced Options > Command Prompt.


STEP 5: Type the following command and hit Enter:

chkdsk C: /f

Note: Replace "C:" with the drive letter of the partition where Windows is installed, if it's not C:.


STEP 6: Wait for the scan to complete and fix any errors found.


STEP 7: Exit the Command Prompt and restart your computer.


3] Restore Registry from RegBack Directory


STEP 1: Boot from a Windows 10 installation media.


STEP 2: Select your language preferences, then click Next.


STEP 3: Click on "Repair your computer" on the bottom left corner.


STEP 4: Select Troubleshoot > Advanced Options > Command Prompt.


STEP 5: Type the following commands and press Enter after each one:

cd C:\Windows\System32\config
ren DEFAULT DEFAULT.old
ren SAM SAM.old
ren SECURITY SECURITY.old
ren SOFTWARE SOFTWARE.old
ren SYSTEM SYSTEM.old
cd RegBack
copy DEFAULT C:\Windows\System32\config
copy SAM C:\Windows\System32\config
copy SECURITY C:\Windows\System32\config
copy SOFTWARE C:\Windows\System32\config
copy SYSTEM C:\Windows\System32\config

STEP 6: Exit the Command Prompt and restart your computer.


4] Run DISM Offline

Repeat the above STEP 1 to STEP 4.


STEP 5: Type the following commands and press Enter after each one:

dism /image:C:\ /cleanup-image /restorehealth
sfc /scannow /offbootdir=C:\ /offwindir=C:\Windows

STEP 6: Wait for the scan to complete and fix any errors found. g. Exit the Command Prompt and restart your computer.


5] Reset PC

If nothing works, you can always use Reset this PC – as this will fix the issue without removing any of your data files.


6] Repair Windows 10 using Installation Media



STEP 1: Boot from a Windows 10 installation media.


STEP 2: Select your language preferences, then click Next.


STEP 3: Click on "Repair your computer" on the bottom left corner.


STEP 4: Select Troubleshoot > Advanced Options > Startup Repair.


However, these options will erase all your personal files and installed programs, so make sure to back up your important data before proceeding.

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