Asus RT-N66U Login Instructions

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

Here are instructions for logging in to the Asus RT-N66U router.

Other Asus RT-N66U Guides

This is the login guide for the Asus RT-N66U v5 Sabai. 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
192.168.199.1

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 is harmless to try different IP addresses.

If, after trying all of the above IP addresses, you still cannot find your router, then try the following:

Choose an internal IP Address using one of the above methods and then try to login to your router.

Login to the Asus RT-N66U Router

Your Asus RT-N66U is managed through a web-based interface. The way you manage it is by using a web browser like Firefox, Edge, or Chrome.

Enter Asus RT-N66U Internal IP Address

Find the address bar in your web browser and type in the internal IP address of your Asus RT-N66U router. The address bar looks like this:

Press the Enter key on your keyboard. You will 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. If you are not sure what the username and password are, then perhaps they are still set to the factory defaults. Try all of the Asus RT-N66U factory default usernames and passwords below.

Asus RT-N66U Default Usernames and Passwords
UsernamePassword
adminadmin
unknownunknown

In the window that pops up, enter your username and password. You should be able to try them all.

Asus RT-N66U login screen

Asus RT-N66U Home Screen

If your password is correct then you will be logged in and 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. You are now ready to follow one of our other guides.

Solutions To Asus RT-N66U Login Problems

If you cannot get logged in to your router, here a few possible solutions you can try.

Asus RT-N66U Password Doesn't Work

Your router's factory default password might be different than what we have listed here. You can 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

Your last option when you are unable to get logged in is to reset your router to factory default settings. If all else fails and you are unable to login to your router, then you may have to reset it to its factory default settings.

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 v5 Sabai. We also have the following guides for the same router: