@Meshdave It used to be that devices with static IP addresses configured on them do not show at all in Deco app. What you describe sounds like an improvement comparing to previous firmware versions:...

@Xaver06 Actually, one more thing for Officejet: check if by any chance it is configured with static IP address. If it does, configure it to request IP address from the network (dynamically). If you...

@Xaver06 With printers and WiFi mesh, it usually comes to one (or both) of the folowing things: 1. Printer does not understand dual band (single SSID for 5GHz and 2.4GHz); 2. Printer does not...

@BertK This is normal. Deco mesh runs its own WiFi network even in Access Point mode. You should turn off Zyxel router WiFi.

@Piedes This appears to be an issue between Deco app and your account in TP-Link Deco cloud. Perhaps, by adding IP reservations manually, which is new feature, you've triggered some bug on their...

@Piedes I would suggest the following. First, delete all IP reservation entries you've entered manually. You said they are not working anyway. Then, try this with one of Synology NAS: set its IP...