Hello curious about why I see these speeds with powerline technology. The advertised one is 1 gpbs for this AV1000 kit. But I see no more than 700 mbps. I know that the internet speed is much lower I...

3 digit channels for 5g not supported on your tp-link. In some countries it is prohibited. I think that to avoid issues the developers turned them off :-)

@mknasiak It is possible that your device does not support 3 digit channel, like mine :-) Use a 2 digit channel in 5 ghz and it will work. 3 digit is an special protocol not all the devices work on...