@Logic2002 welcome to the community. Have you configured static IP addresses on the two printers? "On the new DECO, while it will find the Lexmark, it comes up with an error after a couple of hours...

@GilbertoPerez Hi, if possible, could you please also try to temporarily disable the network security features(such as Malicious Content Filter, Intrusion Prevention System, and Infected Device...

@QuocTV Hi, Thanks for the update. I'm afraid there hasn't been a plan to support ECO mode on Deco E4_V1/V2 yet. Best regards.

@Fawwaz_Ijlal_M Hi, Thank you very much for the update. Here is a beta firmware for Deco E4 V1/V2.: https://static.tp-link.com/upload/beta/2024/202403/20240313/e4r_ver1-6-1_240313_beta.zip It is...

@Pascal_DECO_94 Hi, nice to see you again. I think it might be due to the firmware version of the satellite Deco X50-Outdoor. Deco X50-1.5.5 does support Camera Security but Deco X50-outdoor_1.2.5...

@noob443 Hi, Thank you very much for the feedback. Under AP mode, the guest network and main network are no longer separated by VLAN IDs. the FAQ only works in wireless router mode. They are isolated...