1. Connect to the repeater via WLAN or cable.
2. Open the web interface of the repeater via the address http://ap.setup/ or via the IP address of the repeater. 
   The IP address of the repeater corresponds to the DNS server that you receive via DHCP.
3. Enter your password. The default password is: admin
4. Go to "Setup" -> "Upgrade Firmware" and select the firmware file (*.bin).
5. Click on "Apply" to update the firmware.