@peroburgija Here are more details on what End Of Life device are. TL-WA901ND is included in the first list (home networking).

@Freedom26 192.168.1.1 is the TD-W9970 LAN IP address. Connecting a PC or a laptop to one of the TD-W9970 LAN ports, should give a 192.168.1.X IP address (by DHCP) for this computer and you should be...

@Freedom26 Here are the 3G/4G settings: Keep in mind that in DSL modem router mode, the mobile connection is only for a back up for the main xDSL connection. Here's the modem user guide for more...

@peroburgija The TL-WA901ND is an End of Life device and you have its latest FW already. To avoid any wireless compatibility issues use WPA2 only.

@Laulau35 The features you're looking for can be found in TP-Link's Omada solution - details.

@samepack That's most probably because AX12 doesn't have an ethernet backhaul implemented - details.