@Yorel no. I ended up returning the APs and went with a single router.

@Rod-IT Hi, Completely sure. I Factory resseted both APs and installed latest firmware to confirm, and the speed is slow on 2.4Ghz only. If im under the AP, the speed is good but as soon as I got 10...

@Meow_Meow I haven't found a solution for this yet. I'm returning it on May 31st and looking for an alternative right now. Ubiquiti seems to be expensive and need the controller which makes it even...

@WirelessForEver sounds good. How do I open a ticket ?

Interesting. Do you know if any tp link employee ever look at this forum? Maybe they can help us. I'm lost with this problem and by may 31st I'm returning it because the situation doesn't get better.

@JSchnee21 yeah I don't see anything in the ap.area.that can cause this interference. I have changed the channels looking down that option but still is not good enough. Weird enough the old router is...