@R-O-N-Y strange.. i never faced this issue.. try to order a replacement if it's still in replacement policy.. something is definitely wrong with the router.

@Kevin_Z The link you gave is for EU version..but i have the US version. Here a picture of the back of router for your reference.

@R-O-N-Y That's great.. Also scan for wifi clients in your area with wifi analyser app on your phone.. if your area is crowded with many wifi then tp link will automatically switch to 20Mhz to avoid...

@R-O-N-Y As you can see i am getting 300 mbps.. on both pc and phone . Try to change the channel width to 40mhz

@R-O-N-Y Something may be wrong with your adapter.. for me 2.4 ghz shows 300 mbps only.. check with other mobile devices..

I can't find the firmware page for this router.. please update the links. Also i am facing a problem in QoS management. My old tp link wr740n had the option to set bandwidth for a specific ip or a...