: Access the admin page (typically at 192.168.1.1 ) using default credentials ( admin / admin ). Navigation : Navigate to Maintenance > Firmware Update .

: A maintenance manual for related versions (V2.5) is available through Wind.gr . How to Update

The refers to a specific firmware version for the ZTE ZXHN H108N Home Gateway, likely customized for a European or African service provider. While finding the exact binary file usually requires visiting the specific ISP's support portal, you can find general firmware and hardware specifications through the following resources. Hardware & Feature Overview