@Asheik27 Before starting the troubleshooting procedure make sure you're with the router's latest FW release - here. Also make sure that you have the latest Tether app release from the related app...

@ScottG07 The Eufy X8 Pro robot vacuum is compatible with 2.4GHz Wi-Fi networks only and does not support 5GHz networks. It is designed for IEEE 802.11b/g/n networks. Wi-Fi Band: 2.4GHz is mandatory....

@AIRL If your router FW region is RU (you could check that on the router bottom sticker) then your best bet would be to contact your local support: If you still can't contact TP-Link local support,...

@Flipe TP-Link devices (cable modems, routers, switches) typically use the older Simple Network Time Protocol (SNTP) or basic NTP to synchronize system time.

@Rick115 When AX5400 Pro is reset successfully don't login in its WebGUI - just use the WPS method to add it to the AX1800 existing Easymesh. When adding the AX5400 Pro place it closer to the AX1800...

@ScottG07 You should be able to connect a B3600 *in AP mode), which is connected to another satellite BE3600 in mesh according to this article.