From the Wirecutter: The best consumer-grade Wi-Fi extender | Ars Technica
WiFi Boosters & Extenders | Wifi Range Extenders | NETGEAR
Amazon.com: NETGEAR Nighthawk WiFi 6 Mesh Range Extender EAX80 - Add up to 2,500 sq. ft. and 30+ devices with AX6000 Dual-Band Wireless Signal Booster & Repeater (up to 6Gbps speed), plus