Introduction

The USB 3.0 hub uses Silicon Motion's SM768 USB display / docking station SoC, which can work with 2 up to 4K UHD+ 1080P monitors through USB port. It's perfect for laptops to extend 2 external monitors in MST mode on macOS, Intel or Apple Silicon M1/M2 MacBook devices.

NOTE: Before using the HDMI function,the driver needs to be installed manually. You can download the driver here: www.siliconmotion.com/downloads/

The hub is priced at approximately $99.

Overview

DELL-.UC0224-Dual-Display-USB-C-Hub-fig-1

USB A 3.0
USB A to USB C Adapter
USBA 2.0 port
1
2

Specifications

Interface	Specification
USB 3.0	To connect USB A or USB C computer
USB 2.0	480 Mbps 5V/0.5A
1	4K@30hz/8bit (MAX)
2	1080p@60hz/48bit (MAX)

Description

Because of its lightweight and robust design, the Silicon Motion Dual Display USB-C Hub SM768 is convenient to take along. The hub's elegant metal shell goes well with any type of workstation. Because of its plug-and-play simplicity, complex software installations or settings are not required.

Users may increase productivity and multitasking skills by expanding their screen real estate with the dual display functionality. An SD card slot and USB-A ports make it easier to connect a variety of devices and peripherals. For online work and data transfers, a reliable and quick internet connection is essential, and the gigabit Ethernet port guarantees this.

How to install/uninstall the driver

Go to the page: http://www.siliconmotion.com/downloads/

According to your laptop system, download the correct driver.

MacOS

DELL-.UC0224-Dual-Display-USB-C-Hub-fig-2

Double click the InstantView.dmg
Drag “macOS InstantView” to Application folder
Find the “macOS InstantView” in Launchpad and open it.
- Using the “macOS InstantView” app for the first time and it will ask for the permission of Screen Recording.
When you Click the Open System Preferences and find there is no tip, please follow those steps:
- Operate Apple System Preferences > Security & Privacy > Privacy > Screen Recording.
- Then Click the lock to make changes
- Input the Password or Use the fingerprint to enter
- Tick the “macOSInstantView.app”
After installing the app, the menu bar will show an icon . Right Click it , there are some quick-setting menus, including the “Removing application”option. You can uninstall the driver via the option above when you don’t need it anymore.

Windows

DELL-.UC0224-Dual-Display-USB-C-Hub-fig-6

Extract the downloaded file , double click the software package. then follow the setup and complete the installation.
After installing the driver, you can extend 2 monitors.
You can uninstall it by clicking “Settings > Apps > Apps & features > Silicon Motion USB Display Driver > Uninstall.

How to set up resolution and display mode

MacOS (Monterey): System Preferences > Displays > Display Settings.
- Then you ncan change the display mode in “Use as” menu and will set up these setting like: Resolution/ColorProfile / Refresh Rate and Rotation.
Windows(Windows11): Start>System>Display
- Set the Display mode, Resolution, Color Profile, Orientation and Refresh Rate in Advanced display.

Troubleshooting

Here are some typical problems and fixes for the Silicon Motion Dual Display USB-C Hub SM768 if you run across any:

No Display Output: Verify that the hub is appropriately linked to your computer and that the monitors are connected to the hub. Verify that your computer's display settings are appropriate for the external displays.
Verify the port compatibility of the USB devices and the quality of the cable. If required, restart both your computer and the hub.
Make sure the hub and the router are both firmly attached to the Ethernet connection. If required, restart both the hub and your router.

To find out particular troubleshooting instructions and safety considerations, always consult the user handbook.

Dual Display USB-C Hub SM768 Pros & Cons

Pros

Support for two displays for increased efficiency
Several ways to connect (USB-A, Ethernet, SD card)
Small and light design
Plug-and-play capabilities
Power supply for charging devices of up to 60W

Cons

For twin monitors, limited to 30Hz at 4K resolution
No support for Thunderbolt 3
Possible incompatibilities with specific devices

Customer Reviews

The Silicon Motion Dual Display USB-C Hub SM768 has received high marks from users for its rich feature set and ease of use. Many have reported that being able to connect many displays and accessories greatly increases their productivity. Nevertheless, some users have complained about sporadic slowness in visual output and minor compatibility problems with specific computers.

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