You can please download the driver from soomfon official website. it is for free. Website:https://quuge.com.cn/pages/warranty
FAQ About GUUGE Product
How can i install the driver if My PC Can't use this CD?
Does hdmi switch cause any input lag?
It’s working as I expected.I use it with a 50’HDMI cable to an outside TV and I have not noticed any lag issues.
Does this device support hdcp 2.2 ?
This hdmi switcher 2 input 1 outputs indeed supports hdcp 2.2 if your HDMI Source Dvice is XBox,PS4 Pro.
Does this device support a 25ft hdmi 2.0 cable?
Yes, it can work with all devices fitted with HDMI port, such as PCs, laptops, gaming consoles, Xbox 360, Xbox One, PS3, PS4, projectors, TVs and so on.
Does this self power on or is there a power button?
This HDMI 2.0 switch does not require external power supply.Just connect your HDMI devices and press the button to swap signal within one second.
The LED light on the HDMI switch shows the working status.