: If the device shows a yellow exclamation mark in Device Manager, try downloading the BTW (Bluetooth for Windows) driver v. 5.6.0.8800, which is known to support hardware IDs like USB\VID_0A5C&PID_2120 . Jabra A320s Bluetooth Stereo USB Adaptor - DriverHub
: The A320s was designed to support remote call control (answering/ending calls) for older software like Skype. You may need to configure the Sound Devices in your application settings to use the "Bluetooth Audio" device. Troubleshooting skachat draivera dlia jabra a320s
If you have downloaded a manual driver package (typically an .exe or a folder with .inf files): : If the device shows a yellow exclamation
Once installed, a Bluetooth icon should appear in your system tray. skachat draivera dlia jabra a320s
: When prompted by the software, insert the Jabra A320s into a USB port.