Can't connect more than two usb2.0 camera on orin agx

Hi,
If you use AGX Orin developer kit, we would suggest shift the camera to the type-C port, as suggested:
USB Port bandwidth limitation - #8 by DaneLLL

If a USB2 device is connected, the total bandwidth is only 480Mbps. Here is a related topic:
What is total USB bandwith of the 4 USB ports? - #3 by DaneLLL