Configure Windows Firewall to allow Firefox access to the Cyberspace

Windows provides a born firewall, which controls how programs access the Cyberspace. If Windows Firewall doesn't permit Firefox to make connections, Firefox generates a "Server not found" error when you try to browse to websites.

Note: This article only applies to Windows. To see instructions, choose the Windows version from the dropdown carte du jour above.

Tabular array of Contents

  • 1 Checking for Windows 10 Firewall
  • 2 Configuring Windows 10 Firewall
  • 3 Checking for Windows 8 Firewall
  • 4 Configuring Windows eight Firewall
  • five Windows 7
    • 5.1 Checking for Windows 7 Firewall
    • 5.2 Configuring Windows 7 Firewall
  • 6 Windows Vista
    • 6.1 Checking for Windows Vista Firewall
    • vi.2 Configuring Windows Vista Firewall
  • 7 Checking for Windows XP Firewall
  • 8 Configuring Windows XP Firewall

Note: Steps for Windows xi may differ.

Checking for Windows 10 Firewall

To see if you're running Windows Firewall:

  1. Right-click the Windows icon. A menu will appear.
  2. Select Control Panel from the menu. The Command Console will appear.
  3. In the Control Panel, select System and Security.
  4. In System and Security, select Windows Firewall.

Configuring Windows x Firewall

If you're running Windows Firewall and having connection problems in Firefox:

  1. On the left side of the Windows Firewall console, click Permit an app or feature through Windows Firewall. The Allowed apps panel will appear.
  2. Click the Change Settings button.
  3. Find Mozilla Firefox in the list of programs. If it is there, click to select information technology. If non, skip the next step.
  4. With Mozilla Firefox (or firefox.exe) selected, click the Remove button. Confirm that you want to remove the entry.
  5. Click the Allow some other app button. The Add together a Program window will appear.
  6. In the Add an app window, click the Browse button.
  7. Navigate to the Firefox plan directory (e.g. C:\Plan Files\Mozilla Firefox\) and double-click on firefox.exe.
  8. Click the Add button.
  9. Click the OK button to close the Immune apps panel.

Checking for Windows 8 Firewall

To see if you're running Windows Firewall:

  1. From the Beginning Screen, click the Desktop tile. The Desktop view will open.
  2. From the Desktop, hover in the lower right-hand corner to access the Charms.
  3. Select from the charm. The Control Panel window will open.

    Control Panel - Win8
  4. Click on Organisation and Security. The System and Security Panel will appear.

    459f1878e6a7ea0c95079f93f7106b9d-1256783860-179-1.png

  5. Click on Windows Firewall. The Windows Firewall panel will appear.

    459f1878e6a7ea0c95079f93f7106b9d-1256784141-862-1.png

  6. If you see a light-green check mark, y'all are running Windows Firewall.

    459f1878e6a7ea0c95079f93f7106b9d-1256783860-179-3.png

Configuring Windows eight Firewall

If you lot're running Windows Firewall and having connection problems in Firefox:

  1. On the left side of the Windows Firewall panel, click Permit a program or characteristic through Windows Firewall. The Allowed Programs panel volition appear.

    459f1878e6a7ea0c95079f93f7106b9d-1256783371-733-4.png

  2. Click the Change Settings push button.

    459f1878e6a7ea0c95079f93f7106b9d-1256783371-733-5.png

  3. Notice Mozilla Firefox in the listing of programs. If it is at that place, click to select it. If not, skip the next footstep.
  4. With Mozilla Firefox (or firefox.exe) selected, click the Remove button. Confirm that you want to remove the entry.
  5. Click the Allow another plan... button. The Add together a Programme window will appear.

    459f1878e6a7ea0c95079f93f7106b9d-1256783371-733-6.png

  6. In the Add together a Programme window, click the Browse... button.
  7. Navigate to the Firefox plan directory (e.one thousand. C:\Program Files\Mozilla Firefox\) and double-click on firefox.exe.
  8. Click the Add push.
  9. Click the OK button to close the Immune Programs panel.

Windows seven

Checking for Windows 7 Firewall

To encounter if you lot're running Windows Firewall:

  1. Click the Windows icon, and select Command Panel. The Control Panel window will appear.
    Control Panel - Win7
  2. Click on System and Security. The Organisation and Security Console will appear.

    459f1878e6a7ea0c95079f93f7106b9d-1256783860-179-1.png

  3. Click on Windows Firewall. The Windows Firewall panel will appear.

    459f1878e6a7ea0c95079f93f7106b9d-1256784141-862-1.png

  4. If you encounter a dark-green cheque mark, you are running Windows Firewall.

    459f1878e6a7ea0c95079f93f7106b9d-1256783860-179-3.png

Configuring Windows vii Firewall

If y'all're running Windows Firewall and having connection problems in Firefox:

  1. On the left side of the Windows Firewall panel, click Allow a program or feature through Windows Firewall. The Allowed Programs panel volition appear.

    459f1878e6a7ea0c95079f93f7106b9d-1256783371-733-4.png

  2. Click the Alter Settings push button.

    459f1878e6a7ea0c95079f93f7106b9d-1256783371-733-5.png

  3. Find Mozilla Firefox in the list of programs. If it is there, click to select information technology. If not, skip the next step.
  4. With Mozilla Firefox (or firefox.exe) selected, click the Remove button. Confirm that you desire to remove the entry.
  5. Click the Let another program... button. The Add a Program window will announced.

    459f1878e6a7ea0c95079f93f7106b9d-1256783371-733-6.png

  6. In the Add a Plan window, click the Browse... button.
  7. Navigate to the Firefox program directory (e.g. C:\Program Files\Mozilla Firefox\) and double-click on firefox.exe.
  8. Click the Add button.
  9. Click the OK push button to close the Allowed Programs console.

Windows Vista

Checking for Windows Vista Firewall

To see if you're running Windows Firewall:

  1. Click the Windows icon, and select . The Control Panel window volition appear.
  2. Click on the Organization header. The Security Panel will appear.
  3. Click on the Windows Firewall header. The Windows Firewall console volition announced.
  4. If you run into a dark-green check mark and the bulletin Windows Firewall is helping to protect your estimator, you are running Windows Firewall.

Configuring Windows Vista Firewall

If you're running Windows Firewall and having connexion problems in Firefox:

  1. On the left side of the Windows Firewall panel, click Allow a programme or feature through Windows Firewall. The Windows Firewall Settings window will announced.
  2. Notice Mozilla Firefox (or firefox.exe) in the listing of programs. If information technology is there, click to select it. If not, skip the next step.
  3. With Mozilla Firefox selected, click the Delete push button. Confirm that you want to delete the entry.
  4. Click the Add program... button. The Add a Program window will appear.
  5. In the Add together a Program window, click the Browse... button.
  6. Navigate to the Firefox program directory (e.chiliad. C:\Program Files\Mozilla Firefox\) and double-click on firefox.exe.
  7. Click the OK button to shut the Add a Program window.
  8. In the Windows Firewall Settings window, click to select the General tab.
  9. Ensure that Block all incoming connections is not selected.
  10. Click the OK push button to close the Windows Firewall Settings window.

Checking for Windows XP Firewall

To see if you're running Windows Firewall:

  1. Click on the Windows Start button, and select . The Control console window will announced.
    Control Panel - WinXP
  2. Click on the Security Center link. The Security Middle volition announced.

    Security Center - WinXP
  3. If the Firewall header says ON, you lot are running Windows Firewall.

    Firewall ON - WinXP

Configuring Windows XP Firewall

If you're running Windows Firewall and having connectedness problems in Firefox:

  1. Check Windows Firewall is ON.
  2. In the Security Center, click Windows Firewall. The Windows Firewall window will open.
  3. Select the Exceptions tab.

    Firewall Exceptions - WinXP
  4. Find Mozilla Firefox (or firefox.exe) in the list of programs. If information technology is there, click to select it. If non, skip the adjacent step.
  5. With Mozilla Firefox selected, click the Delete button. Confirm that y'all want to delete the entry.
  6. Click the Add Programme... button.
  7. In the Add a Program window, click the Browse... push.
  8. Navigate to the Firefox plan directory (e.thousand. C:\Program Files\Mozilla Firefox\) and double-click on firefox.exe.
  9. Click the OK button to shut the Add a Program window.
  10. Click the OK push to close the Windows Firewall Settings window.

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