How to Troubleshoot ‘Default Gateway Not Available’ Issue on Windows PC

If you see the message “Default Gateway Not Available” when troubleshooting your Internet connection, the problem is either due to an incorrect IP address or ISP configuration settings. To solve this problem, first try the following workarounds for simpler solutions, and then move on to the basic solutions.

What causes “Default gateway unavailable”?

There are several reasons for this error. Perhaps your network adapter drivers are outdated, or your router is using a Wi-Fi frequency that is not compatible with your computer.

Regardless, there are several methods that can allow you to fix the “Default gateway is not available” error on your computer. In this article, we assume that everything is fine with your router (other devices can connect and access the Internet), but your laptop or PC is not.

How to fix the “Default gateway not available” error message?


Update your network card drivers

  1. Click the search icon on the taskbar, next to the Windows icon. The feature is indicated by a magnifying glass.
  2. You can also open it by pressing the Windows + S key combination.
  3. Type “Device Manager” and click on the result to open it in a new window.
  4. Click on the arrow icon next to “Network Adapter” to expand it.
  5. Right-click on the adapter and select “Update Driver”.
  6. Select “Automatically check for updated drivers” and follow the instructions on the screen to update the drivers.
  7. Restart your computer after a successful update and check if the default gateway issues remain.

Temporarily disable the antivirus software

  1. Right-click on an empty space on the taskbar and select Task Manager.
  2. If Task Manager was started in compact mode, make sure you expand the details by clicking the ‘Mode Details’ button.
  3. Switch to the Start tab via the header menu at the top of the window.
  4. Find your antivirus application in the list and select it by clicking it once.
  5. Click the Disable button, which is now visible in the lower right corner of the window. This will prevent the application from launching when you start your device.
  6. Restart your computer and try connecting to the network again.

Changing the power management settings of the network adapter

  1. Click the search icon on the taskbar next to the Windows icon. The function is indicated by a magnifying glass.
  2. You can also open it with the Windows + S shortcut.
  3. Type “Device Manager” and click on the corresponding result to open it in a new window.
  4. Click on the arrow icon next to “Network Adapter” to expand it.
  5. Right-click on the adapter and select Properties.
  6. Switch to the “Power Management” tab using the header menu at the top of the window.
  7. Make sure that the option “Allow the computer to turn off this device to save power” is unchecked. If it is, simply uncheck it by clicking on it.
  8. Click OK to apply the changes. You can try using an Internet connection and see if the error occurs again.

Resetting TCP/IP with the Netsh command

  1. Press Windows + R on the virtual keyboard. The Run utility will appear.
  2. Type “cmd” and press Ctrl + Shift + Enter on your keyboard. This will launch the command line with administrator privileges.
  3. When prompted, click Yes to allow the command line to make changes to the device.
  4. At the command prompt, type the following command and press Enter to execute it: netsh int ip reset
  5. Wait for the command to finish processing it. Do not close the command line or shut down your computer.
  6. Restart the device after the command is finished and reset the TCP/IP settings.

Frequently Asked Questions

  • Temporarily disable your anti-virus software.
  • Uninstall McAfee from your computer.
  • Disable the automatic login feature.
  • Reset TCP/IP with the Netsh command.
  • Update the drivers for your network adapters.

This means that there is most likely a problem connecting to the wireless router. The default gateway is the technical term for that router.

Perhaps your network adapter drivers are outdated or the router is using a Wi-Fi frequency that is not compatible with your computer.