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How to Install DD-WRT firmware on TP-LINK WR741ND V4

on under Computer and Tech30 Comments

DD-WRT is Linux-based firmware for several wireless routers and can be replaced to several routers on the market. TP-LINK WR741ND is a wireless router from TP-LINK and the wireless antenna could be detached which allowing user replace it to other antenna.

There’s nothing wrong to the official firmware but we can replace it with DD-WRT to utilize the hardware maybe some freedom. There’s risks to flashing non-official firmware to a device such as void product warranty, brick your device, and you may can’t revert.

Before you continue, please note that this article is based on personal experience which may not working to you. Whatever you do to your TP-Link WR741ND is at your own risk.

Getting the DD-WRT firmware

Let’s start by getting our resources before we could start to flashing DD-WRT firmware into WR71ND.

DD-WRT Website

Go to DD-WRT website and it will show you a welcome page. We need to make sure if our device is supported, so go click to Router Database.

Choose Correct Firmware

We found that our TP-Link WR741 v4 is supported and we need to click it to get more information.

Download DD-WRT Firmware

Now, download all files to our computer and save it into a folder. We will use webflash image for first installation file because this is the first time we’re flashing the DD-WRT firmware to TP-Link WR741ND.

Prepare TP-Link WR741ND for Installation

We should prepare the wireless router to make our installation could going smoothly. You could use any browser because WR741ND could work in any modern browser but it’s recommended to use Microsoft Internet Explorer. This installation will use Mozilla Firefox 21.0.

Because we are going to upload a file to router, we must use cable connection for installation process in order to minimize interference we don’t want such as disconnection and stability.


If you’re using MAC clone feature, then it’s time to copy the value to notepad. You could write down current settings to notepad if you have another settings like SSID, Wireless Passwords, etc.

Now, it’s time to reset your router. Make sure you’re not doing anything to your router. To reset, there’s to way according to user guide:

  1. Use Factory Defaults function on System Tools > Factory Reset.
  2. Find a paper clip / toothpick and press reset button for five seconds while it’s on.

Please wait until the device to reboot before continue.


After reboot, you may see the wireless still on. So we need to turn off wireless radio and save the configuration to make other users disconnected from the network. Physically pull off all LAN and WAN connection except our computer which doing the installation. You need a reboot to make it effective.

DD-WRT Firmware Installation

It’s time for action. We will use web GUI for firmware upgrade.


Browse to your file and select factory-to-ddwrt.bin. Press upgrade and confirm the upgrade. Wait until all process finished.


Now the upgrade process is done.

Accessing DD-WRT for first time

TP-Link WR741ND default address is We can’t access it anymore because DD-WRT use as default address. Type the default address on your browser to access DD-WRT GUI.


There you go. Now, it’s time to change Router’s username and password.


This is the screenshot of flashed TP-LINK WR741ND v4. We’re done the DD-WRT installation into TP-LINK WR741ND.