It is always a good practice to reset your ASUS router password the first time you use it or when you want to secure it so that only you can access it.

To reset the admin password of your ASUS router

ASUS router Hard Factory Reset To reset your router to the factory default settings, you can Press and Hold the Reset button on your router. However, in some cases, this may not successfully reset the router to the default status. ASUS recommends that you try the Hard Factory Reset before attempting any advanced troubleshooting.

• Open the web browser on a device connected to your router, and input [http://192.168.1.1] into the address-bar then press [Enter]. Enter [admin] as the default username and password, click [OK]. Alternatively you can also type: http://router.asus.com in your browser to access the admin panel.
• Select Status – Security and use the drop down box to either change the username or the password.

To reset the Wi-Fi password of your ASUS router

1. If you need to reset your ASUS router or modem, you've got a couple of options. While most devices rely on a factory reset button, ASUS provides an addition web-based option. You can factory reset your router from the comfort of your desk chair!
2. How to hard reset ASUS RT-N12. In order to reset the ASUS RT-N12 to its factory settings 1. Find the reset button on the rear of the router 2. Press and hold the button for more than 5 seconds. The default factory settings are: Default username: admin Default password: admin Enable DHCP: Yes Default IP address: 192.168.1.1 Default subnet mask.
3. Asus RT-N12HPB1 Reset with Button This is the simplest way to reset the Asus RT-N12HPB1 WiFi router. All routers have this Reset button. Reset delete all internet or and wireless settings on your device (IP addresses, DNS details, WiFi password, etc).

Asus Rt N12 Repeater Setup

• Go to the Admin panel of the Asus Router and login using the correct username and password
• Once you login you are on the dash of the ASUS router
• Click on Wireless panel in the Administrative Settings option
• From the Wireless panel, you will see the different type of Options related to WiFi.
• First select the SSID and WiFi Band you need to change the password for, if your router doesn’t support multiple bands and SSID then ignore this step.
• Select the password protection types WEP/WEP2, etc.
• Enter the new password in the password field and click on save.