If using a USB bus powered device, make sure that the device is connected to an externally powered USB hub (the hub has a USB cable and a power supply connected to it).

Check that the USB cable works with other devices.

The wireless USB link is not part of the DisplayLink technology and will need separate drivers to be installed.

If using a Wireless USB product, ensure the wireless USB drivers are installed separately.Check the USB port with another device to make sure other devices are recognised.Unplug all cables from the device, then reconnect power (if needed) then the USB cable.If no devices are shown, then follow the steps below to try and make the device appear in device manager. In the USB devices list, locate the DisplayLink device.Select the USB information from the Hardware category as shown in the screenshot:.The System Information application will open.

On Lion and later: click on 'System Report…'.Choose 'About this Mac' from the Apple menu on the top left corner of your main screen.This can be done by checking that the DisplayLink device appears in the System report. If your device does not work, the first thing to check is that the DisplayLink device has been detected by OS X. If your DisplayLink product has stopped working, or has never worked, follow the steps below to try and diagnose if it is a hardware problem.Ĭheck the device is recognised on the USB bus

Mac not detecting usb boot