This usb is USB-C PD 3.0 compliant which supports 100W power in (maximum power); Power out (charging) is recommended to 87W for safety.
If your laptop own a DC/AC adapter, you'd better use the original charger directly connect the laptop to charge, because the it will provide the fastest charge speed and HP/Dell do not allow 3rd party charger to charge their laptop.
2) How to Download Docking Station Drivers?
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Plugin the Laptop's power adapter to the USB-C Power Delivery port before connecting an external hard drive or multiple devices to the hub.
User Guide - Quadruple Display Driver Download
Resolution Setting for Windows
1) Why is my laptop screen black when I extend 3 monitors on my windows system laptop?
2) When I connect to macbook, I can’t extend the display of my desktop, why?
For Intel Graphics Card, it only supports 3 screens display, thus one of four screens (including laptop screen) will not be displayed. For AMD Graphics Card, all of four screens will be displayed.
All 3.
It should be noted that the VGA output mirrors one of the HDMI video outputs. If 1 VGA and 1 HDMI are used and one of the screens is mirrored, simply plug the hdmi cable into the other port.
Windows Troubleshooting
Q: My UtechSmart Quadruple Display USB C docking station does not work at all, or I get the message "USB device not recognized", when connecting on Windows.
A: If your UtechSmart Quadruple Display USB C docking station does not work, has stopped working, or has never worked, follow the steps below to try and diagnose if it is a hardware problem.
1. Compatibility Tips: The host system Type C port supports DisplayPort Alt Mode and Power Delivery.
2. If your device comes with USB Type-C 3.1 Gen 1, HDMI1 will not output signals.
3. Make sure you have downloaded/updated the latest driver version.