Can’t Turn on Windows Firewall? Here Is the Fix


The Home windows Firewall is your PC’s first defence in opposition to unauthorized entry and on-line threats. You might must briefly disable the Home windows Firewall to troubleshoot community points or use a third-party firewall. However what in case you can’t flip Home windows Firewall again on in your Home windows 10 or Home windows 11 laptop?

Leaving the firewall disabled could make your PC weak to all types of threats. Therefore, it’s very important to deal with such points immediately. Beneath, we share some helpful ideas that ought to assist you to allow the firewall with none points.

1. Obtain and Run the Home windows Firewall Troubleshooter

Microsoft affords a devoted troubleshooter for figuring out and fixing points associated to the Home windows Firewall. Whereas many troubleshooters come baked into Home windows, this troubleshooter doesn’t come pre-loaded. So, you have to to obtain it first.

Double-click the downloaded file and click on Subsequent to run the troubleshooter. Look ahead to the troubleshooter to run, and test in case you can allow the firewall after that.

Run Windows Firewall

2. Disable Third-Social gathering Antivirus Applications

Third-party antivirus packages in your PC also can intrude with the Home windows Firewall and stop it from working accurately. To test for this chance, you possibly can briefly disable your antivirus program. After that, comply with these steps to activate the Home windows Firewall.

Step 1: Press the Home windows + R keyboard shortcut to open the Run dialogue field. Sort management within the Open subject and press Enter.

Open Control Panel

Step 2: Within the Management Panel window, use the drop-down menu within the top-right nook to alter the view sort to Massive icons. Then, click on on Home windows Defender Firewall.

Windows Defender Firewall

Step 3: Click on the ‘Flip Home windows Defender Firewall on or off’ possibility within the left pane.

Turn On or Off Windows Defender Firewall

Step 4: Choose Sure when the Consumer Account Management (UAC) immediate seems.

Windows Firewall UAC

Step 5: Choose the ‘Activate Home windows Defender Firewall’ possibility underneath each Personal community settings and Public community settings. Then, click on OK to avoid wasting modifications.

Turn On Windows Defender Firewall

3. Run the SFC and DISM Scans

Generally, issues with the system recordsdata in your PC can disrupt Home windows processes and stop you from turning on the firewall. Operating the SFC (System File Checker) and DISM (Deployment Picture Servicing and Administration) scans may also help you change problematic system recordsdata with their cached variations.

Step 1: Press the Home windows + S keyboard shortcut to open the search menu. Sort terminal within the search field, right-click on the primary end result and choose Run as administrator.

Open Terminal as Admin

Step 2: When the Consumer Account Management (UAC) immediate seems, choose Sure to proceed.

Open Terminal UAC Prompt

Step 3: Sort the next command within the console and press Enter to run the SFC scan:

SFC /scannow
SFC Scan on Windows 11

Step 4: Sort the next instructions one after the other and press Enter after every command to run the DISM scan:

DISM /On-line /Cleanup-Picture /CheckHealth
DISM /On-line /Cleanup-Picture /ScanHealth
DISM /On-line /Cleanup-Picture /RestoreHealth

This would possibly take some time. After the scan is full, restart your PC and test if the problem remains to be there.

4. Reset Home windows Firewall Settings

It’s potential that you may’t activate the Home windows Firewall as a consequence of misconfigured or corrupted settings. If that’s the case, resetting firewall settings ought to restore normalcy. Listed below are the steps for a similar.

Step 1: Click on the search icon on the taskbar, sort in Home windows Defender Firewall within the textual content field, and press Enter.

Open Windows Defender Firewall Settings

Step 2: Choose the Restore defaults possibility from the left pane.

Restore Windows Firewall Settings

Step 3: Choose Sure when the Consumer Account Management (UAC) immediate seems.

Windows Firewall UAC

Step 4: Click on the Restore defaults button.

Restore Firewall on Windows

Step 5: Choose Sure when the affirmation pop-up seems.

Confirm Reset Windows Firewall Settings

5. Edit Registry Information

Latest system-level modifications could have tousled the registry settings in your PC. To rule out this chance, you will need to test the registry entries associated to the firewall and be certain that they’re configured correctly.

It’s necessary to notice that making incorrect modifications to registry recordsdata could make your system inoperable. Therefore, you should think about backing up all of the registry recordsdata or making a restore level earlier than continuing with the steps under.

Step 1: Press the Home windows + R keyboard shortcut to open the Run dialogue field. Sort regedit within the field and press Enter.

Open Registry Editor

Step 2: Choose Sure when the Consumer Account Management (UAC) immediate seems.

Open Registry UAC Prompt

Step 3: Paste the next path within the tackle bar on the high and press Enter.

ComputerHKEY_LOCAL_MACHINESOFTWAREPoliciesMicrosoftWindows Defender
Registry Editor

Step 4: When you see the DisableAntiSpyware DWORD in the suitable pane, right-click on it and choose Delete. If there’s no such entry, you don’t want to fret about it.

Delete Registry DWORD

Step 5: Paste the next path within the tackle bar and press Enter. Proper-click on the BFE key and choose Permissions.

Registry Key Permissions

Step 6: Click on the Add button.

Modify Registry Key Permissions

Step 7: Sort Everybody within the ‘Enter the item names to pick’ textual content subject and click on OK.

Change Registry Key Permissions

Step 8: Choose Everybody underneath ‘Group or person names’ and tick the Permit checkbox subsequent to Full Management. Then, hit Apply adopted by OK.

Modify Registry Key Permissions on Windows

Restart your PC to use the modifications. Then, attempt to allow the firewall yet another time.

6. Scan for Malware

When you nonetheless can’t activate the Home windows Firewall, your PC is probably going contaminated with malware. You’ll want to scan your PC for malware with Home windows Defender to test if that’s the case. If the scan reveals something suspicious, take the really useful steps to take away the menace.

Scan for Malware

Safe Your World

It’s important to maintain the Home windows Firewall enabled always. Following the above ideas ought to resolve any points along with your Home windows 10 or Home windows 11 PC, and you’ll activate the Home windows Firewall. As at all times, tell us which answer labored for you within the feedback under.

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