If you're looking to ditch your traditional router-extender setup for a whole-home Wi-Fi system, put the TP-Link Deco M5 Wi-Fi System on your short list. It's a cinch to install and provides automatic malware and virus protection to every client connected to the network.
Solid throughput performance; Robust parental controls; Built-in virus and malware protection; Easy to install; Well-designed mobile app
No web interface; Does not support dedicated band control