TP-Link Deco offers several mesh systems, one of which is the AXE5400 model that includes three networking devices within the box or content. All three devices are identical; you will select either device as your router device, while the other two will be child node devices. In this section, you will understand how to install the TP-Link Deco AXE5400 using the Deco app or the Deco lo... https://deco-mesh.net/deco-axe5400-tri-band-mesh-wi-fi-6e-system-setup/