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At present, more and more mobile phones and computers on the market are equipped with USB-C interface.
With such an interface, you can connect a USB-C to HDMI/DP/VGA cable to project your laptop or mobile phone screen to your other large-screen monitor.
But not all laptops or mobile phones support such a connection. You must first ensure that the interface on your device supports DP Alternate Mode, which is video transmission, and only then can you achieve the relevant screen projection function.
MST:Multi-Screen-Transfer,the two external screens display different content
SST:Simultaneously Screen Transfer,the two external screens display the same content