Hey, Move them into the same room and plug into the wall sockets directly. After that, repeat the steps to pair them. If still the same, contact TP-Link tech support to verify whether it is faulty...

Found that the IKEA system is not included on the compatibility list, seems that TP-Link has not tested it yet. https://www.tp-link.com/en/Deco-M9-Plus/compatibility/ Try to contact IKEA tech support...

If there is no other PCI port and computer to do further test, I think that there is not much you can do. Try to contact their tech support to confirm whether the device is faulty and check the...

mepi wrote So, couple/few of years later - is there any solution for the problem discussed by OP? Asking because of struggling with similar issue. Archer T9E inserted in PCIE slot, status light is on...

Same thread. https://community.tp-link.com/en/home/forum/topic/159345

it seems that the internet source is phone line, thus a DSL modem router will be fine, and cause you said OOMA for phone service, the DSL modem router should support VOIP function. As I know, the...