@The_Cat See if this thread helps if not please get back to us https://community.tp-link.com/us/home/forum/topic/694644

@David-TP

@Ajmorse The difference in speed could be a problem with the port, a problem with the firmware, or a bad ethernet cable. I see your using cat 8 cables. The cable that you are getting over 1.5Gb I...

@Kuba_t0 Ty for that. David will reach out to you on the forums once he knows more. You may also be contacted via email from a senior engineer.

@Ajmorse Are you using the same cable on both ports or different cables?

@DanHanna I have been for the last few months hounding them about how bad the firmware is. I made a video going over ideas on how they could fix the problem just waiting to see what they do now.