Because of Al alloy material and multiple functions,the adapter will be a bit warmer when using,it's normal phenomenon and has no effect on its performance
(1) HDMI port provides resolution up to 3840x2160@30Hz;VGA port MAX 1920x1080@60Hz
(2) For HDMI+VGA version,HDMI and VGA ports can NOT be used at the same time.
(1) As this adapter costs about 7.5W for working,laptop charging speed will be slower through hub adapter
(2) Do NOT support fast charging cellphone through usb port,as total current of 3 USB 3.0 ports is MAX 1.5A(with PD charging);Only support connecting 1 HDD/SSD at a time.
(3) USB-C female port is only for power delivery, NOT for data transferring,please choose power adapter(not included) based on PD protocol
(4) If usb-c port does not support charging function,then it can NOT charge your laptop through this adapter,please confirm first whether usb-c port supports charging your device
(5) To ensure stable signal transmission,we strongly recommend to provide power delivery for adapter
(6)For Xiaomi laptops,when connecting to original power adapter through ugreen usb c hub, laptop screen might keep flashing,we suggest changing to another PD power adapter such as Apple,Dell or other PD power adapter to charge your laptop.When not connecting original xiaomi power adapter, all functions work.4. Wi-Fi Interference
To prevent Wi-Fi interference, please unplug ethernet cable and PD charging cable from adapter when not using
Or you could try this way:
(1) For Mac OS system, you could install drive to solve the problem.
(2) For Windows system, you could solve it by setting network options (contact us)