@Ivan_Yeung According to Deco XE75 Pro hardware specifications, it has 1× 2.5 Gbps Port + 2× Gigabit Ports. To have 2.5 Gbps on desktop connected to Main Deco by Ethernet cable, you will need Main...

@SamuelB1002 Kantoor Deco node firmware is very old, so old it can't be updated through Deco app. It must be updated manually. Follow Method 3 from this document: How to Update the Firmware of Deco...

@PeppeL Most people are not happy with powerline adapters performance and stability, that includes me. Maybe you (and your villa) is an exception, powerline adapters are very particular to quality of...

@AlbertH999 There are no configuration settings in Deco mesh to increase WiFi signal level. You could try placing Deco units upside down, so that their antennas point down from the attic, and see if...

@SamuelB1002 Please make screenshot of Update Deco page in Deco app and post it here. This will tell me firmware versions of all of your Deco nodes. Example: Also, run Test Internet Speed from Deco...

PeppeL wrote @Alexandre. I saw that Tp-Link also have these homeplugs that you push ethernet via the electrical wirings that is supposed to manage 1gb. Is that solution still not as good as a coax...