I have an airport express connected through ethernet cable to my router. I turned off Wifi and network capabilities, and only use it as Homekit for Airplay 2 playing. Did I get
Setting static IP addresses within Airport Utility | MacRumors Forums
AirPort Extreme showing 'Device Not Found'? Here's a fix | Jeff Geerling
Where's the Mac Address for Airport Expre… - Apple Community
AirPort Express Tips | Maple Grove Mac Repair | The MacGuys+
Network (2) Apple Airport router – iNotes4You
Apple Airport Express Setup
Apple Airport Express Base Station - MC414LLA Overview - YouTube
Airport Extreme Router Setup for Smart DNS Proxy - Smart DNS Proxy Support
Update the firmware on your AirPort base station - Apple Support
Help with server and airport DNS - Apple Community
Airport Extreme Change LAN IP Address - Apple Community
AirPort Extreme valid IP address problems - Apple Community
Setting DHCP Reservations on Your AirPort | Macinstruct
network - Configuring AirPort Extreme with Existing Router - Ask Different
Apple's AirPort Express - What You Need To Know
AirPort Extreme - Wikipedia
Setting DHCP Reservations on Your AirPort | Macinstruct
How to connect Apple's AirPort Express to any router to make an AirPlay 2 streaming target | AppleInsider