Hello   My TP-Link Wireless Router Archer C1200 is currently at old firmware and since it is not an unlocked modem the firmware update must be provided by TPG.   Current info of my modem is:   Firmware Version: 1.0.0 Build 20180208 rel.59779 (EU) Hardware Version: Archer C1200 v1.0   Could you please guide me how to update the firmware of my modem.   Tnx ... View more