Asus RT-N66U Login Instructions

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Setup Router Staff
(Last Updated: ) | Reading Time: 5 minutes

This page shows you how to login to the Asus RT-N66U router.

Other Asus RT-N66U Guides

This is the login guide for the Asus RT-N66U Tomato v1.28. We also have the following guides for the same router:

Find Your Asus RT-N66U Router IP Address

Before you can log in to your Asus RT-N66U router, you need to figure out it's internal IP address.

Known RT-N66U IP Addresses

Pick one of these IP addresses and then follow the rest of this guide.

If later on in this guide you do not find your router using the IP address that you pick, then you can try different IP addresses until you get logged in. It should be completely harmless to try different IP addresses.

If you try all of the above IP addresses and still cannot find your router, then do one of the following:

The next step is to try logging in to your router.

Login to the Asus RT-N66U Router

The Asus RT-N66U router has a web-based interface. You can manage it by using a web browser such as Chrome, Firefox, or Edge.

Enter Asus RT-N66U Internal IP Address

Put the internal IP Address of your Asus RT-N66U in the address bar of your web browser. Your address bar should look something like this:

Press the Enter key on your keyboard. You should see a window asking for your Asus RT-N66U password.

Asus RT-N66U Default Username and Password

You need to know your username and password to login to your Asus RT-N66U. Just in case the router's username and password have never been changed, you may want to try the factory defaults. All of the default usernames and passwords for the Asus RT-N66U are listed below.

Asus RT-N66U Default Usernames and Passwords

Enter your username and password in the window that pops up. You should be able to try them all.

Asus RT-N66U login screen

Asus RT-N66U Home Screen

After you get logged in you should see the Asus RT-N66U home screen, which looks like this:

router status mac address internet IP
This is the status page from your Asus RT-N66U router.

If you see this screen, then congratulations, you are now logged in to your Asus RT-N66U. Now you can follow any of our other guides for this router.

Solutions To Asus RT-N66U Login Problems

If things are not going right and you are unable to login to your router, then here are some other things that you can try.

Asus RT-N66U Password Doesn't Work

Perhaps your router's default password is different than what we have listed here. Be sure to try other Asus passwords. We have an extensive list of all Asus Passwords that you can try.

Forgot Password to Asus RT-N66U Router

If your ISP provided your router, then you may have to call them to get your login information. They will most likely have it on file.

How to Reset the Asus RT-N66U Router To Default Settings

As a last resort, you can reset your router to factory defaults. Our How To Reset your Router guide can help you reset your router to factory defaults.

Other Asus RT-N66U Guides

Here are some of our other Asus RT-N66U info that you might be interested in.

This is the login guide for the Asus RT-N66U Tomato v1.28. We also have the following guides for the same router: