How do I set up and install my NETGEAR router?

RAX50 - Nighthawk AX6 6-Stream AX5400 WiFi 6 Router

NETGEAR Nighthawk Pro Gaming 6-Stream WiFi 6 Router (XR1000) - Security Features, AX5400 Wireless Speed (up to 5.4Gbps), DumaOS 3.0 Optimizes Lag-Free Server Connections, 4 x 1G Ethernet Ports

NETGEAR Nighthawk 6-Stream Dual-Band WiFi 6 Router (RAX54S) – Security Features, AX5400 Wireless Speed, Up to 5.4 Gbps, Covers up to 2,500 sq. ft., 25 Devices - 1-Year Armor Subscription Included

NETGEAR WiFi Mesh Range Extender EX7500 - Coverage up to 2300 sq.ft. and 45 Devices with AC2200 Tri-Band Wireless Signal Booster & Repeater (up to 2200Mbps Speed), Plus Mesh Smart Roaming

NETGEAR WiFi Mesh Range Extender (EX6400) - Add up to 2,100 sq. ft., 35 Devices - AC1900 Dual Band Wireless Signal Booster & Repeater (up to 1.9 Gbps Speed), Smart Roaming – Free Expert Help