Upgraded my WRT1200ac preserving settings.
Couldn't understand why my FTP transfers were slow although streaming Amazon movies was fine.
Did a speed test to find my up and download speeds were way down from the normal 38/8 to 8/2.
Checked my router settings, to find my QOS was enabled. I disabled QOS and rechecked to find up and download speeds were more or less returned to normal.
I'm reasonably sure that QOS was not enabled before I upgraded, so is the QOS default enabled now or what?
Or is all this a red herring?
