Just a quick note... I to found when I went to powered hub (USB 3, 12V) pretty much all my connectivity issues with the Pi cleared up. Except one. If I had my imaging camera (Fuji X-T3 at the time, USB 3) and my guide camera (ZWO 120mm mono, USB 2) plugged into the hub only one worked. Trial and error lead me to leave the guide camera plugged into one of the Pi's USB ports. The imaging camera and all othe USB devices remain plugged into the hub.

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