TP-LINK TD-W8951ND - How to Backup and Restore modem configuration

Mediaket shows you how to Backup and Restore TP-LINK TD-W8951ND modem configuration  in less than 3 minutes.

Why you need to backup your modem router configuration? ...

"The Backup Settings option allows you to save a file containing all your modem router's configuration settings, like wireless settings, port forwarding, WAN setup, DNS, All passwords, wireless shared key etc. to a file on your computer. This file can then be used to restore your settings if the router is reset to the Factory Default settings."

TP-LINK TD-W8951ND - 150Mbps Wireless N ADSL2+ Modem Router:

ADSL 2/2+ Modem, Wireless N Access Point and 4-Port Router, in a single device.
Wireless N speed up to 150Mbps, great for online gaming, Internet call and video streaming.
LAN Ports/PVCs bundle and QoS engine for pleasant triple-play (data, voice and video) experience.
Easy one-touch wireless security encryption with the"WPS" button and Easy Wi-Fi On/Off button.
Supports the latest Internet Protocol IPv6 to future-proof your network.