This TP-Link Deco X55 Wi-Fi 6 mesh system is a $150 dead-zone eliminator if you're upgrading your home office

TP-Link's Deco line comes up often in our mesh Wi-Fi coverage, and the X55 is the AX3000 Wi-Fi 6 version built to blanket larger homes with three units instead of relying on a single router. A 3-pack TP-Link Deco X55 has dropped to $150…