How to find our product ( DS808/DS806 ) in the USB Device Tree of your Mac, you can refer to steps below:
1. Click the Apple icon in the upper left corner of your Macbook display, click About this Mac
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2. Click More Info,
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3. Scroll to the bottom of the general page in the system settings, click System Report,
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4. Click USB to enter the USB device tree,
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5. Select USB Display, check whether the Mac recognizes Dock (DS808 should be recognized as Displaylink, DS806 should recognized as Silicon Motion in the Manufacturer line).
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