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How to Start/Stop Base Filtering Engine service

Service name: BFE

Display name: Base Filtering Engine


Description:

The Base Filtering Engine (BFE) is a service that manages firewall and Internet Protocol security (IPsec) policies and implements user
mode filtering. Stopping or disabling the BFE service will significantly reduce the security of the system. It will also result in
unpredictable behavior in IPsec management and firewall applications.


Path to executable:

C:\Windows\system32\svchost.exe -k LocalServiceNoNetwork

Regedit:
This method shows you how to Start/Stop Base Filtering Engine service from Registry Editor

Please perform the following steps:

Please go to Start and click on the Search programs and files

Type regedit and press Enter

Please confirm User Account Control pop-up

Microsoft official disclaimer


Warning Serious problems might occur if you modify the registry incorrectly by using Registry Editor or by using another method. These problems might require
that you reinstall the operating system. Microsoft cannot guarantee that these problems can be solved. Modify the registry at your own risk.


Please navigate to HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\BFE and locate Start registry key

Double click on Start and edit the value:


Change Startup type :

Automatic - 2

Manual - 3

Disabled - 4

Automatic (Delayed Start) - 2


Note: When you change to Automatic (Delayed Start) a new key DelayedAutostart is created with value 1

When you change to Automatic from Automatic (Delayed Start), DelayedAutostart change value to 0

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