That wired. How come D9 will show D7 interface? Have someone flashed your router with a third party firmware? When connection went out, check the LED. If DSL led went down, contact your ISP to check...

You mean when you voice control the switch by saying its device name to Google home, all your lights respond? Are they tplink smart lights? Did you change the device name to see what happen?

It's same for V4. Connect one of the LAN ports to your existing network, and other 3 LAN ports on the tplink can be used as normal LAN ports, connecting to computers and devices. They have the video...

Is the remote control enabled? I have this issue before, and I check the settings on my camera and found the remote control is off, so I enabled and it worked when using the 4G

any power outage or anyting happened during the firmware update?As far as I know., if any power outage , it will damage the camera. Did you see 100% after the firmeware update

If no function affected, maybe those error are meaninglessness, we can ignore it?