If prompted by communication software (like Skype), you must click "Allow Access" to grant the hardware permission to interface with the application's API.
: Poly (formerly Polycom) does not provide official drivers for the C100S beyond Windows 7. Legacy Software : The last official software release was version
: You must restart your PC after installation to ensure the Windows audio stack recognizes the device properly. Troubleshooting Common Windows 10 Issues Polycom Communicator C100S - HP Support Community - 8775265 Polycom Communicator C100s Windows 10 Driver
Simply plug the device into a USB port. Windows 10 should automatically detect it as a Generic USB Audio Device . You can then select it as your input and output device in the Windows Sound Settings or apps like Microsoft Teams and Zoom.
Installation steps (recommended)
Check "Run this program in compatibility mode for" and select . Run the installer as an administrator.
Polycom discontinued the C100s around 2011. Windows 10 was released in 2015. Microsoft changed the audio stack significantly in Windows 10 (deprecating legacy MIDI and Wave drivers in favor of WASAPI). Polycom has zero financial incentive to write a new driver for a device that retailed for $99 fifteen years ago. If prompted by communication software (like Skype), you
On very rare occasions, Windows 10’s memory integrity (Hypervisor-protected Code Integrity) blocks old unsigned drivers. Fix:
Ensure the device is selected as the default device in both Windows and your communication app (e.g., Zoom/Teams). Installation steps (recommended) Check "Run this program in
If the device is connected but silent, Windows may have set the default sample rate incorrectly.
