Transmit Error Code 1231: How to Quickly Fix It

Ressetting the TCP/IP stack is one of the fastest solutions

by Afam Onyimadu
Afam Onyimadu
Afam Onyimadu
Afam is a geek and the go-to among his peers for computer solutions. He has a wealth of experience with Windows operating systems, dating back to his introduction... read more
Reviewed by Alex Serban
Alex Serban
Alex Serban
Windows Server & Networking Expert
After moving away from the corporate work-style, Alex has found rewards in a lifestyle of constant analysis, team coordination and pestering his colleagues. Holding an MCSA Windows Server... read more
Affiliate Disclosure
  • Transmit Error Code 1231 is an error message that occurs when a Windows computer is unable to connect to a network.
  • Incorrect network configuration settings and malfunctioning hardware, such as a network adapter or router may trigger the error.
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Several readers have reported experiencing the Transmit error: code 1231 message while attempting to trace or ping a machine absent from a network location or local workgroup.

Because this connectivity error means that packages can not be sent or received between devices, we have investigated and presented some practical solutions in this guide.

What causes the transmit error code 1231?

The error message appears when a Windows computer fails to connect to a network. This issue can be caused by several factors, such as:

  • Network configuration settings – Connection issues may arise due to incorrect network settings, such as inaccurate IP addresses or subnet mask configurations.
  • Malfunctioning hardware – When a network adapter or router is not working correctly, it can lead to a connectivity problem. Sometimes you may need to replace the bad network adapter.
  • Network congestion and connectivity issues – A lot of traffic on the network or problems with the network infrastructure can lead to difficulties in establishing a connection.
  • Corrupt or outdated network drivers – Drivers are a vital link between hardware and software, and outdated or corrupt drivers will lead to connection issues.

How do I fix transmit error code 1231?

1. Reset the TCP/IP stack

  1. Press Windows + R, type cmd, and hit Ctrl + Shift + Enter to open an elevated Command Prompt.
    transmit error code 1231
  2. Type the script below and hit Enter.
    netsh int ip reset
    transmit error code 1231
  3. Restart your computer, and once it has booted up, open an elevated Command Prompt again, then type the scripts below hitting Enter after each one.
    netsh winsock reset
    netsh int ipv4 reset
    netsh int ipv6 reset
  4. Once you have executed these commands, proceed to restart your computer.

2. Reinstall your Network adapter

  1. Search Network on Windows search, then click on View network connections.
    transmit error code 1231
  2. Take note of the Adapter name.
  3. Right-click on the Start menu and select Device Manager.
    transmit error code 1231
  4. Expand the Network adapters category, right-click on your driver (it should be the one with the same name as found in Step 2), and select Uninstall device.
    transmit error code 1231
  5. Restart your computer and reopen the Device Manager.
  6. Click on the Scan for hardware changes icon.
    transmit error code 1231
  7. The uninstalled driver should be reinstalled, and you may finally verify that the transmit error code 1231 is resolved.

The steps above are indeed practical but it may take lots of time to reinstall the network or any other drivers.

For this purpose, dedicated driver software is the ideal way to detect problematic drivers and install the right version automatically.

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3. Enable network discovery

  1. Press Windows + R, type control.exe /name Microsoft.NetworkAndSharingCenter and hit Enter.
    transmit error code 1231
  2. On the left pane of the Network and Sharing Center window, click Change Advanced sharing settings.
    transmit error code 1231
  3. Expand Private networks and Public networks, then toggle on the Network discovery option.
  4. Expand the All networks section and toggle off Password protected sharing.
  5. Finally, verify the transmit error code 1231 is resolved.

4. Rename the workstation

  1. Press Windows + R, type ms-settings:about, and hit Enter.
    transmit error code 1231
  2. Click on the Rename this PC button.
  3. Type in a name and click Next.
  4. After the operation finishes, restart the computer and verify transmit error code 1231 is fixed.

5. Use the System Restore

  1. Press Windows + R, type rstrui, and hit Enter.
  2. Select Choose a different restore point and click Next.
    transmit error code 1231
  3. Select a restore point from the available options and click the Next button.
  4. Click the Finish button, then wait while the restore process begins.

This process aims to take the computer to its state a few days before you noticed the error. However, you should know that some tools or apps installed after that date may be removed.

To conclude, remember that we have not made this list in any particular order. We recommend starting with any solution that seems the most applicable.

Lastly, we like to hear your feedback in the comments section below so that we will watch out for your questions or remarks.

Still experiencing issues?


If the above suggestions have not solved your problem, your computer may experience more severe Windows troubles. We suggest choosing an all-in-one solution like Fortect to fix problems efficiently. After installation, just click the View&Fix button and then press Start Repair.

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