A known issue exists between the IT9910’s DirectShow filter and . One user reported that upgrading OBS introduced periodic video freezes, audio jumps, and required repeated re‑installs of the driver to work again. The only reliable fix discovered so far is to downgrade OBS to version 25.0.0 RC6 or older . Once reverted, the IT9910 capture device returned to normal operation without skips or audio glitches.