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Move the adapter to a USB 2.0 port instead of a USB 3.0 port. USB 3.0 ports cause severe 2.4GHz radio frequency interference that ruins Bluetooth signals. ugreen bluetooth 50 usb adapter cm390 driver install
To set up the , you must install the specific Realtek driver to enable features like EDR (Enhanced Data Rate) and stable multi-device support. While some Windows versions might attempt a basic "Plug and Play" setup, a manual driver installation is strongly recommended to ensure full compatibility with devices like headsets, game controllers, and keyboards. Preparation and Driver Retrieval Her mouse jumped back to life