Check if the red "Power" LED is lit. If not, try a different USB cable or port.
Where to download drivers (official, free) behringer ucontrol uca200 drivers download free
This is the standard solution for low-latency audio on Windows for interfaces like the UCA200. Legacy Behringer USB Audio Driver (v2.8.40) Look for the BEHRINGER USB WDM AUDIO 2.8.40 Check if the red "Power" LED is lit
(may show as UCA202 – the driver is identical). behringer ucontrol uca200 drivers download free
This is usually caused by a "Buffer Size" that is too low. Open the ASIO4ALL control panel and increase the samples (e.g., from 256 to 512) until the crackling stops.
Are you trying to for recording, or are you having trouble with your computer recognizing the device ?