@PranavB Yes and here is the latest firmware: Archer MR600(EU)_V2_210914 Please let me know whether your issue could be fixed.

@Fer2022 Hi, welcome to the community. if testing the Ethernet connection directly to the main Deco M4, is the speed still about 30m/s? Can I have a detailed picture about your network layout?

@Zejnn Thank you for getting back to me. Could you please refer to this link to run a firmware recovery on this satellite Deco M4, then upload the previous beta firmware on the satellite unit as...

@Andrew85 Hi, Deco X90 does not support PLC backhaul and it only existed between Deco P9s. Can I have some screenshots about the signal source on the P9 units? Thank you very much.

@GuiPoM Hi, Thank you very much for the feedback. It is used to check if the internet access is up or not and if the online checking failed , the LED on the Deco would turn red but it would not...

@sharon-dorot Hi, before using M4 as the main Deco, were you having the same issue on Deco E4? Could you please try to install the firmware of Deco M4 on this link to see if it could help a little...