@Niko9898 Hi, welcome to the community. Can I have your SIM ISP? It is very likely that the current SIM ISP uses 5G NSA service, and the "5G-only" Mode on the NX200 is for 5G SA service only. So...

@InquisitiveTuna Hi, it is suggested to test the latest 1.8.0 firmware here: Deco X50_V1_1.8.0 Significantly Expanded the Client Connection Details and Added Channel Selection Please also make sure...

@Papyrus Hi, thanks for the feedback. The Allow List will not permanently work even if all three satellite Deco E4 units are connected via Ethernet cables, as the current latest firmware for E4_V4...

@Gaston_C Hi, welcome to the community. Can you leave me a message with the MAC address of the problematic Deco X60? Have you tried to connect this Deco X60 via an Ethernet cable to one of the Deco...

@Lord_Kelemvor "I have a fiber line with 300mbps speed on the 3rd floor." Hi, I suppose you meant the ISP internet box/modem is on the top floor, right? How many network devices do you plan to...

@GaryGnu Hi, welcome to the community. I suppose this Deco X60_V3_1.0.9 is one of the satellite Decos. Its LAN IP address can be found on the Deco App device settings. When you updated this Deco, did...