I have a USB-C cable thay came with my monitor which doubles as video and power pass through. If I use thay cable on a Dell USB-C hub, my Pixel reports it can o

I have a USB-C cable thay came with my monitor which doubles as video and power pass through. If I use thay cable on a Dell USB-C hub, my Pixel reports it can only charge slowly. Cable doesn't matter. There is no way to tell what a good cable is ('good' brands included), or if the cable is even the problem.