How to connect a USB port on the monitor
Try this
Using the USB port[Downstream]
The USB port on the monitor can be used as a USB hub for mobile phone charging, and keyboard or mouse connections.
How to connect the USB port [Upstream]
If you want to use the USB hub, you must connect the monitor and the PC with a USB cable included in the product package.
USB port and cable types vary depending on the monitor product.
Connect a USB cable to the USB port in accordance with required specs.
If the USB C to A gender changer is available, you can convert the USB-C cable to the USB-A cable.
You can connect a smartphone to the USB port[Downstream] of the monitor for connection or charging, or even connect a keyboard or mouse to it for use.