@BunnyMeow Management interface is always in VLAN 1. So if you want to manage the TL-WA1201 do this from a device connected to your main router or create a management SSID like this:

@mb61 It appears this feature only applies to the wireless connected devices. If you want to use ethernet connected devices in a different VLANs, you should use easy-smart swiches like these.

@david_hay If you don't have any issues with the device, I would suggest (b) since it's not in the TP-Link EoL list.

@Gokler Check this thread regarding your issue. Router models like Archer C6/C64/C80 should be able to support more than 16 entries in their access control lists.

@palo4578 Double-check your root/main router LAN IP address. Use this IP address as a gateway for the static route on your C80 (like described in the post I mentioned): I suspect that gateway IP...

@Mr-Arash When in bridge mode you can't connect your TV to VR400 either wired or wireless - VR400 is a pure modem in this scenario. I would recommend to go for AX10.