For major updates, it is recommended to perform a factory reset ( Advanced > System Tools > Factory Defaults ) and then reconfigure or restore your backup. Download for Archer C5 V4 | TP-Link. www.tp-link.com How to upgrade the firmware on the TP-Link Wi-Fi Routers
Features 5 Gigabit Ethernet ports, which is a significant plus at its price point. Cons: tplink archer c5 v4 firmware update