stuck

Hi, This is a new issue to me. I've had an XT8 for a number of years now and never really had any problems. I have 2 other nodes attached to the main (3 in total :)). For the past couple of days - all my devices (circa 50) are only attaching the main node. Despite many devices being nearer...

When trying to set up QoS settings for my RT-N66U, I watched videos where there we're many settings such as the drop down box of automatic mode etc and the user specify rule list: (Image from an ASUS tutorial video) However, when configuring my own router only these settings appear...