- Each device on the network has a physical address, which is the MAC address.
- Find the MAC address of a device that you want to block or else connect the device to your wireless network of the router.
- On the router configuration page, click the Wireless menu on the left side panel.
- Now, select the Wireless MAC Filter tab. following that, choose the band frequency if your router is a multi-band router
- Click the Yes radio button for the Enable MAC Filter menu to turn on the MAC filter for Asus router block internet access for device.
- If you have to block the device, then change the MAC Filter Mode to Reject from the drop-down menu.
- Next, the different device names (MAC address) connected to the router network appears on the browser.
- To add the device to the Mac Filter list, click the Plus symbol; otherwise, delete the device MAC address from the list.
- When the device that has to be blocked is not connected to the router’s network, you have to manually type the MAC address of the device you want to block.
- After adding the device, click the Apply button to save the filter settings.