How to turn off windows firewall permanently. Win10 pro (not so pro) want to disable windows firewall completely and for good. Have used control panel, defender to disable-turn off and within 2 sec. it turns itself back on. I use a 3rd party firewall, 100 % protected and safe and do not want WFW running, period. I am searching for a command to turn off Windows Defender. You can use sc (Service Control) to stop and start Windows Defender: sc stop WinDefend. And: sc start WinDefend. Example output: F:\test>sc stop WinDefend SERVICE_NAME: WinDefend TYPE : 20 WIN32_SHARE_PROCESS STATE : 4 RUNNING (STOPPABLE, NOT_PAUSABLE, ACCEPTS_SHUTDOWN) WIN32_EXIT_CODE Step 1. Open the group-policy editor by clicking "Start," typing "gpedit.msc" into the search box in the start menu and pressing "Enter." Video of the Day. Press Windows + X to open the quick link menu. Press A and accept the prompt to launch Windows PowerShell (Admin). Use the following commands as required. Type them and press Enter after each. Disable Firewall entirely: Set-NetFirewallProfile -Enabled False. Disable Firewall for a specific profile (s): Manually. Click on the start button, then click on ‘Settings’. Click on ‘System’. Click on ‘Notifications & actions’. Disable ‘Security and Maintenance’. How to Turn Off the Windows 11 Firewall . Windows 11 has a built-in firewall called Microsoft/Windows Defender Firewall.It works pretty well at protecting your computer from outside threats without causing too much trouble, but there are situations where it can get in the way. If you'd like to turn off the Windows Firewall, open the Windows Security app and click Firewall & network protection. There, you'll see whether the firewall is turned on for the three network types Windows uses: Domain (corporate environments), Private (trusted home networks), and Public (open networks like those at airports). Right-click on the BFE key and select Permissions. Click Add, type Everyone and click OK. Click on Everyone in the list at the top, and check the Allow Full Control checkbox below. Click OK to dismiss this dialog. 5. Restart Windows and enable Bitdefender Firewall. If the firewall can’t be activated, verify that the BFE service can be started 1. Turn Off the Firewall via the Advanced Security Window. To ensure the Windows Defender Firewall is off for all network profiles, try turning it off via the Advanced Security instead. Open the Win 10 search box with the Windows key + S hotkey. Then enter the keyword ‘advanced security’ in the Type here to search box. 3. For more information, see Understanding Windows Firewall settings . Step 2: Block ports/programs. 1. By default, most programs are blocked by Windows Firewall to help make your computer more secure. 2. See Open a port in Windows Firewall. Note: The article explains to open the port, you can block the port by understanding the steps from the 2Tt0On.