@iSalalah Hi, welcome to the community. Is your current network layout like this: I think you already have the best layout, and can I have more details of the network speed you have got from each...

@Goff Hi, welcome to the community. Deco in AP mode no longer supports VLAN on the Guest network. The main network and guest network are separated on wireless router mode. Best regards.

@Lene88 Hi, welcome to the community. When I checked your TP-link ID, I noticed the Deco X60 is online from the cloud server now. So I guess you might have fixed the connection issue already. If yes,...

@DGvE Hi, welcome to the community. I noticed one of the Deco M9 plus is on V2-1.2.11 Build 20190926 Rel. 55727, which did not support web UI and the firmware needs to be updated via the upgrade...

@ChrisRW Hi, welcome to the community. Just in case there is something wrong with the original main M5, have you tried to switch to a different unit as the main Deco? How to Setup the Satellite Deco...

@SvenKl Hi， May I know the current APP version of your Deco APP? I tested with Deco X55 on Deco APP IOS 3.2.6 and It could still be saved after 4 port forwarding profiles: If you were able to...