How to Fix “IPv4/IPv6 No Internet Access” Error in Windows | Jobs Recent

An IPv4 or IPv6 address helps identify and connect other devices on the network. However, if you encounter the “No Internet Access” error while using IPv4 or IPv6, it is possible that your Internet connection is not working properly.

In this guide, we will explore several troubleshooting steps to help you fix the “IPv4/IPv6 No Internet Access” error and restore your Internet connection again.

What Causes “IPv4/IPv6 No Network Access” Error?

If your PC only gets an IPv4 or IPv6 address when connecting to a network, it will show a “No Network Access” error. This can happen for a number of reasons, but some common factors include problems with your router’s configuration, incorrect network drivers, incorrect DNS server address, and IPv6 compatibility issues.

While it can be difficult to pinpoint the exact cause, there are a few common fixes you can try to see if it solves the problem. As such, here are a few troubleshooting methods that help you fix the “No Internet Access” error on your Windows computer.

1. Forget and reconnect to your wireless network

You can fix “IPv4/IPv6 No Internet Access” error by deleting your wireless network settings on your Windows PC. Once done, reconnect to the same network and check for any improvements.

To forget and reconnect to your wireless network:

  1. Press Win + I to open Settings.
  2. Next, open the Network and Internet tab in the left pane.
  3. Click on Wi-Fi.
    windows 11 network and internet wifi

  4. Next, click Manage known networks.
    windows 11 network and wifi internet manage known networks

  5. Click on Forget it button next to annoying The name of the Wi-Fi network connection.
    forget the wi fi network

  6. Next, press Win + A to open Action Center.
  7. Click on Cart button (>). next to Wi-Fi manage Wi-Fi networks. Windows will search for available Wi-Fi networks and list them here.
  8. Click on Wi-Fi network and then enter the password to connect to see if the error is fixed.

Be sure to check out How to manage your wireless network profiles in Windows for more information.

2. Reset the Winsock Catalog

reset winsock network catalog command

Another variant of the error “IPv4/IPv6 No Network Access” affects only a few selected applications. For example, you can access the Internet from your web browser, but not from your email client or software.

This may be due to a corrupted network configuration. Fortunately, you can quickly fix it by resetting the Winsock catalog. It is accessed through a series of Command Prompt commands to reset important network settings to their defaults.

To reset the Winsock catalog:

  1. Press Win + S to open Windows Search.
  2. Kind of cmd. Then, right click Command Prompt and select Run as administrator.
  3. In the Command Prompt window, type the following command and press Come in:
     netsh winsock reset catalog 
  4. Once successfully extracted, type the following command and press Come in:
     netsh int ipv6 reset reset.log 
  5. If successful, close Command Prompt and restart your PC. After the reboot, check if the IPv4/IPv6 error is resolved.

3. Disable Internet Protocol Version 6 (IPv6)

If the “No Internet Access” error occurs only on IPv6, you can disable the affected IP in the network settings to fix the problem. Unless you have to use IPv6, the IPv4 protocol can handle your connection without problems.

To disable the IPv6 protocol:

  1. Press Win + R to open Run.
  2. Kind of control and then click OK to open the Control Panel.
  3. Next, click Network and Internet.
    control panel network and internet

  4. Click on Network and Sharing Center.
    Control panel change network adapter settings

  5. Click on Change the adapter settings in the left pane to view all of your network adapters.
  6. Right click on your network connection and select Buildings.
    Control panel network adapter properties

  7. In the Properties dialog, find and uncheck the Internet Protocol Version 6 (TCP/IPv6) option.
    control panel disable IPv6

  8. Next, uncheck the Internet Protocol Version 4 (TCP/IPv4) option.
    disable internet network properties version 4

  9. Click OK to save changes.
  10. Right click on the network connection again and select Buildings.
  11. Next, check the Internet Protocol Version 4 (TCP/IPv4) option. leave the IPv6 option is not selected.
  12. Click OK to save the changes and restart your PC.

4. Configure Your Network Adapter to Obtain a DNS Server Address Automatically

The Windows operating system allows you to set and use third-party DNS server addresses for security reasons. However, incorrect configuration of your DNS server address may cause “No Internet Access” error.

To fix this, make sure the network connection is set to obtain an IPv4/IPv6 server address and DNS automatically. Here’s how to do it.

  1. Press Win + R to open Run.
  2. Kind of ncpa.cpl and then click OK to open Network Connection in the middle Control Panel.
  3. Right click on your network connection and select Buildings.
    Control panel network adapter properties

  4. Of Buildings box, select Internet Protocol Version 4 (TCP/IP) and click on Buildings button. You can also double click IPv4 its reach Buildings.
    control panel disable ipv4 properties

  5. Next, select the Obtain an IP address automatically again Get DNS server address automatically to choose from.
    Control panel ipv4 properties get dns ip address automatically

  6. Next, choose Confirm the settings on exit and then click OK to save changes.

5. Power Reset Your Router and Modem

Temporary problems with your router can also cause problems with your Internet connection. To fix the problem, perform a power reset. This involves temporarily turning off your router and modem and turning them back on.

To perform a power reset:

  1. Disconnect your modem’s power brick from your power outlet.
  2. Next, disconnect your router’s power adapter.
  3. Leave the devices idle for a few minutes.
  4. When done, plug in the power brick and turn on your modem and router.
  5. Wait for all the lights on your router to stop blinking, then check if the error is fixed.

6. Update Your Network Adapter Drivers

Corrupt or out-of-date network adapter drivers may not work, leaving you with no network connection. New drivers often come with performance improvements and bug fixes. That being said, the new installation can also help to solve problems started due to driver corruption.

To update the network adapter driver:

  1. Press Win + R to open Run.
  2. Kind of devmgmt.msc and then click OK to open Device Manager.
  3. Next, expand the Network adapters part.
    windows 11 device manager update network adapter

  4. Right-click on the problematic network adapter (wireless or Ethernet) and select Update the Driver.
  5. Click on Automatically search for drivers and follow the on-screen instructions.
    windows 11 device manager update network adapter search automatically

  6. If you don’t have an active internet connection, click on Browse my computer for drivers.
  7. Next, click Let me choose from the list of drivers available on my computer.
    Windows 11 Device Manager updates the network adapter to select from the available drivers

  8. Select the latest driver update and click The next one.
  9. Once the driver is installed, close Device Manager and restart your PC.

Some laptop manufacturers provide their own software to manage system drivers. For example, HP, Lenovoagain Asus laptops come with HP Support Assistant, Lenovo Vantageagain MyASUS applications, respectively. Launch the app and check if updates are available on the computer.

Alternatively, you can visit your PC manufacturer’s website to download the latest update for your network drivers.

7. Check Your Third-Party Antivirus and Firewall

Third-party antivirus comes with a built-in firewall. Sometimes, the firewall may block legitimate connections causing problems with your network connection.

Try temporarily disabling your third-party firewall or antivirus to see if the problem persists with the firewall turned off. Sometimes, you may need to uninstall the security system completely to disable its firewall.

Fix “IPv4/IPv6 No Internet Access” Error.

Since this error can occur for several reasons, you may have to try all the troubleshooting steps until you find a solution that works. In most cases, Winsock catalog and resetting IPv6/IPv4 settings can fix the problem. If not, look for third-party security software conflicts, bad driver issues, or problems with your modem and router.

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