@Akhenaton Hi, you could try to update the firmware to the latest one via the upgrade tool: https://www.tp-link.com/us/support/download/deco-m9-plus/v2/#Utility and the latest firmware：...

@CesarVegas Hi, we can fix the signal source issue first. Now there is a beta firmware for Deco M5 which allows to manually select the signal source, not the same as previous beta firmware 1.5.0;...

@disableDHCPplz Hi, May I know which utility did you use to capture these logs? Based on the notice—forwarded to local host#5053, maybe there are some devices that are trying to access these...

@JSFm5 Hi, Frez did not have Deco M5 so I am afraid he could not help you run the test; Have you tested the suggestion of disabling the 5ghz? And please also try to turn off the fast...

@AndrewEM Hi, have you tried to refresh or log out/in the Deco APP, as well as reboot all the Deco units to have a look? If the issue still existed, please go to Deco APP>Overview>settings on the top...

@ympa Hi, did you use any switch between the Deco unit?—if yes, may I know the model number of the switch? Or there are connected to the LAN ports of the Asus router directly? What is the model...