[AC5300] Netflix & Amazon Streaming Issues

Hi folks,

Running Merlin's 380.59_0, active 3-band SM, Adaptive QoS / Media Streming, Multi-User MIMO on.
I have about 15 devices on this router, all via wifi. Using an Amazon FireTV1st gen which is about 10 ft away.
FireTV shows signal strength as 'Excellent'. Client list shows @5G-1, TX15 RX250 +/- (TX at times @300).
If the stats are correct, this FireTV device should be getting roughly 30 megabytes / second transfer rate.
Yet streaming from Netflix or Amazon Prime is pixelated (it...

[AC5300] Netflix & Amazon Streaming Issues