If you are wondering how to proceed with the Asus RT-AC66U router login, this is the correct place for you. We will discuss all the methods involved in the login process for beginners. Also, you will learn how to factory reset the router and use default credentials for the login process. Thus, let us begin!

asus rt-ac66U

What Is Asus RT-AC66U Router?

There is no doubt that Asus is a leading telecommunication devices manufacturer in the current market. Their routers are pretty powerful and deliver high-speed internet connectivity to the users.

The Asus RT-AC66U router is the 5th generation device that uses the 802.11ac chipset for the best results. Moreover, reliable internet is provided through Giganet Ethernet ports and other USB ports. The router also has enhanced network coverage that makes it suitable for offices and large buildings. Thus, customers tend to purchase this router and improve their overall experience.

IP Address of Asus RT-AC66U Router


You must know the correct IP address of the router before proceeding with the login steps for the same. It is pretty apparent that you will not be able to open the login page without executing the proper IP address search. To make it easy, the router manufacturer does print this information in the user’s manual. Moreover, you can refer to the official webpage of Asus for the latest configurations. If you don’t have access to any of the two options, try as the default gateway of the Asus RT-AC66U router. This IP will primarily work in every similar router and help you get to the login page. Although, it is still better to get this information from the official source.

How To Login Into The Asus RT-AC66U Router?

You must have the correct IP address of the router before going further. Now, we will highlight the proper method to help you log into the Asus router. Also, you will get to know how to change access to the router’s settings panel for more accessibility. However, you will need the username and passcode to open the login page. If you don’t know these details, we will tell you a proper solution in the next section. As for that, let us examine the steps that you need for logging into the device. 

See also: Asus RT-N66U Setup Guide For Beginners | In-Depth Guide

Step 1

You need to turn on the desired router and connect (wired or wireless) your PC or laptop with it accordingly.

connect your pc with Asus rt-ac66u

Step 2

Open a web browser on the system and click on the search bar. If you don’t have an internet browser, you can try Google Chrome, Opera, Firefox, Microsoft Edge, etc.

open a web browser

Step 3

Fill in the correct IP address of the router as and press enter.

ip address of the router

Step 4

Wait for some time until the login page loads on the device. It will have space for the respective username and password of the router.

username and password of the router

Step 5

Next, put the accurate details and finally press the Login button.

press the login button

Step 6

If everything is correct, you will be redirected t the router’s settings panel will all the basic features.

Asus rt-ac66u settings panel

Note– If you get any error, try the same steps on a different internet browser after restarting the computer. Also, check the credibility of the username and password that you are filling in.

What To Do If I Don’t Have The Asus RT-AC66U Username And Password?

There is nothing to worry about, as you are not the only one who faces this issue while logging into the router. Remembering the correct user credentials is difficult as you don’t require them daily. If you find yourself in a similar situation, the best way is to reset the device hard. This process will remove all the user’s data from the router and turn it into factory default settings. Hence, you could use the default username and password to access the login page. It is recommended to try it after creating a backup of any data stored in the device. Once the reset is complete, you can no longer retrieve that data. The steps for the factory reset are,

Step 1

First, you must get to the reset button on the router itself. You can quickly locate it on the side or back panels of the Asus RT-AC66U.

reset button

Step 2

You require a hairpin or a small needle to push the button. Do it carefully as you don’t want to break or damage it.

insert a pin to push the button

Step 3

Press and hold the button for at least 30 seconds. That is enough time for the router to reset.

keep pressing the restart button

Step 4

Finally, the lights on the router will start flickering, which means the device is ready to be connected. Use the steps mentioned above in this guide to access the login page.

getting access to the login page

Default Credentials Of Asus RT-AC66U Router


Once you successfully execute the reset procedure, the Asus RT-AC66U router will no longer accept the old username or password. To get access, you must use the default credentials in the user manual. Also, you have to consider checking for the latest details on the official website of Asus. However, before that, try using the following usernames and their corresponding passcodes,

  • Username- admin

Password- admin

  • Username- root

Password- (blank)

  • Username- user

Password- user


We hope you are now ready to begin the Asus RT-AC66U router login process on your own. Make sure to avoid skipping any steps for the best results. If you face any difficulty, try contacting the manufacturer’s support service.

See Also: What Are The Types Of Routers || All You Need To know

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