Update: remember that I said that I updated my router from 1.0.8 to 1.1.2 on v.1 hw, and my DL speed halved almost, I went on the tplink website and got an older firmware (1.1.0) and the issue was...

Just received an update from 1.0.8 to 1.1.2 on v1.0 hardware, halved my AC speeds, was getting 450mbps at 2m from the router, now I am getting 200. Why are you making this router even worse than it...