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This converter is not a bidirectional adapter. It only converts USB to HDMI. HDMI can not be converted to USB.
Important Note: This Adapter only works on the computer which is running Windows 7/8/10/XP operation system Operation Instruction: 1. Please try to install its internal driver directly. After plug it into your computer, you will see there a new USB device folder in your computer, then double clicks to install the driver. 2. It's better to turn off anti-virus software and low down the firewall level before install the driver. You can turn on them after installation. It takes about 6-10 seconds to mirroring from PC to TV, after you get everything ready.
If connected to USB3.0 port, resolution is adjustable and the maximum resolution can be up to 1920x1080@60Hz(1080p). If connected to USB2.0 port, resolution is 800x600@60Hz.
This USB to HDMI convertor support Extend and Mirror mode.
Extend mode let your laptop for visibility of multiple tasks at the same time.
Mirror mode gives your laptop to a large screen for a visual enjoyment.
◎If found it can't convert picture well, please check if you plug the adapter on a USB3.0 port or not? And check the HDMI extend cable version you using, the HDMI version at least be V1.3 or higher, or it can’t support high resolution data transmission.
◎ If your computer have USB 2.0 port only, DON'T BUY this adapter. It also support USB2.0 port, but for USB2.0 port the max resolution only 800*600.
◎This USB3.0 to HDMI cable supports Audio Output, make sure that the USB PnP Sound Device is installed and you have set that as the default device and raise the volume in the Attribute.
