Steps to Fix Windows Defender Error 0x6D9

In the Windows operating system, you will see some amazing features that lead you to a new height of technology. You usually use an antivirus tool to scan and fix the computer virus. But in Windows 10 OS, you get Windows defender program. This program will find out the infections and fix them soon. However, you may also get some error issues while you run the Windows defender. Windows defender error 0x6D9 is also one of them. The issue will harm the computer data very much and make you unable to scan the computer using any program. In this situation, you must go with some manual or automatic error fixing methods. For automatic fixing of the error, you can download and install Advanced System Repair Tool.


Compatible with the Windows 8 32-bit and 64-bit Operating System, Windows 7 32-bit and 64-bit Operating System, Windows Vista 32-bit and 64-bit, Windows XP 32-bit
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Slow performance of the computer, repetitive restarting, automatic shutdown, unable to install or uninstall any files, unable to scan the computer using Windows defender, system sticking, occurring of the blue screen of death error, severe data loss, etc are some of the common symptoms of defender error code 0x6D9.

Some causes or reasons for the occurring of Windows defender error 0x6D9 are virus infections, problem with the internet, conflicts between the Windows defender program and other antivirus tools installed, improper Firewall settings, missing or corrupt system files associated with Windows defender, etc.

How to fix Windows error code 0x6D9: You can fix the issue of defender error code 0x6D9 with the following manual steps;

  1. First of all go to the start button.
  2. In the search box, type CMD.
  3. Right click on CMD to open it as an administrator.
  4. Now copy and paste following commands and hit Enter after each.
  • sc config BFE start= auto
  • sc config MpsSvc start= auto
  • net start BFE
  • net start MpsSvc
  • netsh advfirewall set allprofiles state on
  • netsh advfirewall reset
  1. At the end of all these steps, restart the computer.

Using the above manual method, you can fix the entire issue of Windows defender error 0x6D9 properly. But if the issue is not fixed or resolved, you can download and install Advanced System Repair Tool to fix the issue automatically.


Compatible with the Windows 8 32-bit and 64-bit Operating System, Windows 7 32-bit and 64-bit Operating System, Windows Vista 32-bit and 64-bit, Windows XP 32-bit
multi-badge-win7

Advanced System Repair Tool is a very amazing tool that will help you to get rid of Windows errors automatically. The tool will help you to repair the registry files and corrupt system files automatically. It will fix the virus and other issues of corruptions and infections in the system and optimize the performance of the PC.