Error Code 18005 On TP-Link Router [Easy Fixes]

Error Code 18005 on your TP-Link router can bring the smooth flow of connectivity to an abrupt halt.

Understanding the causes of this cryptic error code will help you restore your router’s functionality and act as a gateway to becoming more confident and capable of managing your home network.

So, let us now dive in and decode this challenge together!

Also, read: How To Easily Connect Your Computer To A Wireless Router?

What Are The Main Causes Of Error Code 18005?

Table of Contents

Error Code 18005 on your TP-Link router can happen due to various reasons, and some of those are discussed below:

Network Connection Issue

Router Locking Mechanisms
Corrupted Firmware Files
Incorrect Firmware Version

Firmware File Name Issues
Mismatched Hardware Versions
Region-Specific Restrictions

4 Easy Ways To Fix Error Code 18005

Here are some of the effective troubleshooting steps that can resolve the Error Code 18005 on your TP-Link router:

1. Verify Hardware Version And Region

Verifying the hardware version will eliminate compatibility errors and allow the router to function correctly after the update. Incorrect firmware installation will lead to system instability, reduced performance, or even bricking the router.

Error Code 18005 typically occurs when trying to update the firmware on a TP-Link router and indicates that the uploaded file was not accepted by the device.

When you get such an error, check the bottom sticker of your router for the hardware version and region. Ensure you download the correct firmware version for your specific hardware and region.

2. Download The Correct Firmware

Downloading the correct firmware for your TP-Link will ensure that the router operates smoothly without any conflicts or restrictions and also help to improve performance.

To download your router model, visit the TP-Link website and navigate to the download section.

Select the correct hardware version and region to download the appropriate firmware file.

3. Upload The Firmware

Uploading the correct firmware resolves firmware mismatch and ensures compatibility and successful installation, thereby eliminating the error.

Here’s what you need to do:

Log in to your router’s web interface using the IP address.

Go to the firmware update section and upload the correct firmware file.

Follow the on-screen instructions to complete the firmware upgrade process.

4. Restart Your Router

After the firmware upgrade, restart your router to apply the changes.

This should fix the issue, as restarting will refresh the operating system and clear the temporary glitches, memory issues, misconfigurations, or conflicting settings that are highly likely causing the issue.