If the CSR Harmony icon does not appear in your system tray, the service may not be running. Press Win + R , type services.msc , and press Enter. Locate and CSR Harmony Service , and ensure both are set to Automatic and are currently running. 2. Driver Conflicts on Windows 10 and 11

It is frequently bundled with generic, inexpensive CSR 4.0 USB Bluetooth dongles sold online. When you plug one of these mini dongles into your PC, Windows might recognize the hardware, but without the correct CSR stack, you may lose access to advanced features like . Key Features of Version 2.1.63.0

If you encounter issues with your legacy adapter, the best approach is often to rely on Windows' native drivers or to visit the support section of your adapter's manufacturer (like UGreen, IOGEAR, or Plugable) for the latest available drivers.

If you encounter any issues during the download or installation process, here are some troubleshooting tips:

Enables Bluetooth Low Energy profiles for health and fitness trackers.