[Wireless Router] How to set up Adaptive QoS - Bandwidth Limiter?

Please refer to the steps below on how to set up bandwidth limiter settings to control the speed of your client devices :


Step1: Connect your computer to the router via wired or WiFi connection and enter your router LAN IP or router URL https://www.asusrouter.com to the WEB GUI.


Please refer to How to enter the router setting page(Web GUI) (ASUSWRT)? to learn more. 

Step2: Key in your router's username and password to log in.


Note: If you forget the user name and/or password, please restore the router to the factory default status and setup. 

          Please refer to [Wireless Router] How to reset the router to factory default setting?  for how to restore the router to default status.

Step3: Go to QoS tap in Adaptive QoS function and select Bandwidth limiter in QoS type


Step4: In bandwidth limiter page, you will have 4 ways to set the target for which device you want to limit.

            Please refer to this FAQ [Wireless Router] How to check for devices connected on ASUS router?  for device IP address and MAC address information.            

  • a. Select client name from target field with pull-down menus


  • b. Fill IP address in target field.  


  • c. Fill IP range in target filed. (Supports 3 format: , 192.168.1.* or

              Note: This format is supported after firmware version 


  • d. Fill MAC address in target field.

Step5: Fill in max download and upload bandwidth value for client device, and then click “+” button to add rule.

Step6: Click Apply button after rule configuration.




  1. Bandwidth limiter stops working when I turn on IPv6.

  • Bandwidth limiter does not support IPv6.


  2. QoS Bandwidth Limiter and NAT Acceleration:

  • Bandwidth Limiter suspends internet speed to the configured figure, while NAT acceleration uses various method to speed up packet transition.
  • QoS Bandwidth Limiter and NAT Acceleration are functions that cannot work at the same time. You can only choose for one function to work at a time.
  • For the QoS Bandwidth Limiter to function correctly, the NAT Acceleration function will be turned off.


How to get the (Utility / Firmware)?

You can download the latest drivers, software, firmware and user manuals in the ASUS Download Center.

If you need more information about the ASUS Download Center, please refer this link.