@R3adyPlay3rOn3 Hi, if you log into the web UI of M9 via http://tplinkdeco.net, are you able to see any online clients? And Please power cycle Deco once to see whether it could fix the issue.

@DAServices Hi, I have checked with the engineers and they confirmed the Memory usage would not slow down the speed. And they explain that Memory usage is more related to the number of satellite Deco...

@cpirez @R2D2_OneAndOnly Sorry, here:https://community.tp-link.com/us/home/forum/topic/530414 I thought the @ worked, it seemed not. thank you very much.

@Ozzboy Thanks for getting back to me. In this way, I think the printer might not be successfully connected to the Wi-Fi yet. If you check on the online list of Deco, will you be able to see the...

Propose 1： Primary Deco would hand out 192.168.1.10 - 20 and Secondary would hand out 192.168.1.21 - 30 Porpose 2： totally separate networks ie: Primary 192.168.1.x and Secondary 192.168.0.x?...

@AD42 Hi, I see the Deco X68 is online under your TP-Link ID so I guess you have the issue fixed by yourself. If yes, would you please share with us what troubleshooting you have done on the X68?...