Troubleshooting on Windows Firewall Not Working in Windows

Most of the users face problems like Windows Firewall not working on Windows 7. There are many reasons behind such problem.
Ivan Cook updated on 2022-12-22 16:50:42

Windows Firewall is an essential part of the functioning of Microsoft Windows OS. Firewall is responsible to keep harmful away from the computer. For the users who are always connected to the internet need to enable the firewall on the computer. This functionality of Windows OS filters every single packet that is incoming and outgoing. Firewall is a great way to protect your computer from harmful programs. Most of the users face problems like Windows Firewall not working on Windows 7. There are many reasons behind such problem. Here, we discuss how to fix Windows Firewall not working the problem on Windows 7.

Part 1. 4 Ways to Solve Windows Firewall Service Can Not Start in Windows 10/8/7

Method 1: Install Antivirus and Scan Your PC

First of all, you have scan your whole computer using genuine antivirus. These third-party antivirus tools lead to such problems. Most of the times, such antivirus disable the Windows Firewall services.

Method 2: Try with Command Prompt

Step 1: At the first step, click on "Start" menu and type "Command prompt" and right click on the command prompt and choose "Run as Administrator".

Step 2: You can open the command prompt and perform system by checker by typing "sfc /scannow" without quotes and press "Enter" button.

Method 3: Use Microsoft Windows Services

Step 1: First of all, press "Windows" and "R" key simultaneously or you can click on start menu and type "computer management".

Step 2: a Run dialog box will appear, type "services.msc" and press "Enter" button to open Microsoft windows services.

Step 3: Now, scroll down and double click on Windows Firewall service.

Step 4: Make sure Startup type is set to Automatic under the General tab. Then, click on "Start" button to start windows firewall service. Now go to Window firewall settings and turn it on.

windows firewall not working windows 7

Method 4: Windows Firewall Authorized Driver

Make sure Windows Firewall Authorized Driver (mdsdrv.msc) is properly running.

Step 1: Press Windows key + R and type devmgmt.msc in the search field and click on "OK" button to open Device Manager.

Step 2: Under the view tab, click on Show hidden devices.

Step 3: Now, find Windows Firewall Authorization Driver and double-click on it. The properties window will appear, click on "Driver" tab and enable the current status by clicking on Start. Choose Startup type to "Demand" and hit on "OK" button.

windows 7 firewall not working

You can reboot your computer to fix Windows firewall not working windows 7 problem.

Part 2. 3 Ways to Fix Windows Firewall Service is Missing on Windows Problem

Method 1: Use Windows Firewall Troubleshooter Tool to Fix

Step 1: Download Windows Firewall troubleshooter tool from the official website of Microsoft and install it.

Step 2: Windows Firewall troubleshooter window will appear, you have to click on "Next" button to start fixing Windows Firewall not working Windows 7. If these steps are not helpful then, proceed to next method.

Method 2: Add Missing Windows Firewall Service Key in Windows

You can change the Windows Registry through registry editor

Step 1: First of all, open the registry editor and locate the following path H KEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\services\.

Step 2: You have to right-click on the MpsSvc and choose "Export".

Step 3: Save the exported key new name for example "MspSVC_new.reg" without quotes and click on "Save" button.

Step 4: Now connect USB flash drive to the computer and transfer the exported file to the USB flash drive.

Step 5: Double-click on the transferred registry file and click on "OK" button to merge the registry information.

Step 6: Finally, reboot your computer to apply changes.

Method 3: Use Third Party Tool to Fix Windows Firewall Service is Missing

You can use third party tool to fix Windows Firewall service is missing. Here, we are using farbar services scanner that is used to fix such problem. it is very light in weight and portable.

Step 1: Initially, download this tool from

Step 2: Now double click on its application icon to open it. Once Farbar Service Scanner will open, tick the Windows Firewall checkbox and hit on "Scan" button.

Step 3: Once the scanning process successfully completed, check the FSS.txt log to identify the problem with Windows Firewall Service.

fix windows firewall not working windows 7

Part 4. An All-in-one Way to Fix Windows Firewall Not Working in Windows

This is one of the best tools to fix Windows Firewall Not Working Windows 7 problem. Windows Firewall Troubleshooter is an all-in-one tool to fix such problem. This tool is designed and developed by Microsoft to fix such problem.

Step 1: Download Windows Firewall Troubleshooter from and install it on your computer.

Step 2: Now, you have to click on "Next" button to start scanning process. It will properly identify the process and try to fix it as quickly as possible.

fix windows firewall not working
Peopel Also Ask
What's Wondershare ID?
Wondershare ID is an easy way to access Filmora's resources, keep track of your product's activation status, and manage your purchases. Use your Wondershare ID to sign into Filmora and Filmstock. More products and services will be connected in the future. If you want to know how to create and activate a Wondershare ID, please click here >
Filmstock is an amazing source of effects resources for Filmora users to use in their videos! You'll find animated titles, motion graphics, filters, intros, overlays, and more. To get effects packs you need to log in from the Effects Store with your Wondershare ID, and subscribe for access to all Filmora's effects. Click here to learn more details about Filmora's effects.
Yes! We are trying our best to help you with smart solutions that makes your digital life become more creative and productive. Click here to know more about what are the best software in different categories and get the one most suitable for you.