Setting up the TP-Link Deco X55 mesh WiFi system is easy with this simple guide. Whether you have the V1, V1.26, or V1.60 version, follow a few key steps: connect your main Deco unit to the modem, install the TP-Link Deco app, and complete the configuration. You can add more Deco units and manage the network using the same app or by visiting tplinkdeco.net. https://deco-mesh.net/how-to-complete-tp-link-deco-x55-setup-using-mobile-phone/