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Installing the driver for your UGREEN CM390 Bluetooth 5.0 adapter Go to product viewer dialog for this item.

Before installing the driver, complete these three steps to avoid conflicts:

This article covers everything: automatic installation, manual driver hunting, fixing the dreaded "Code 10" error, and ensuring your adapter works with Windows 10 and 11.

It is rare, but you may have a defective unit. UGreen has a solid 18-month warranty. Return it, but there is a 99% chance that following the manual registry fixes above will resurrect your dongle.

The is an ultra-compact dongle designed to add high-speed wireless connectivity to Windows-based PCs and laptops . Key Features