Step 4: Next, go to the Recording tab and check if the right device is selected. Step 3: In the Sound dialogue box, select the Playback tab and check if the correct device is selected. Step 1: Search MMSYS.CPL in Windows search box. *Note – Before you proceed with the below methods, make sure to check if the Sound devices are selected correctly. Method 1 – Make sure Correct sound devices are selected Method 8: Verify the Integrity of Game Cache.Method 7: Run Steam Game as Administrator Through the App.Method 6: Set Steam to Run as Administrator Permanently.Method 5: Set Steam to Run as Administrator Temporarily.Method 4: Uninstall the Conflicting Programs.Method 3: Use a Generic Windows Audio Driver.Method 2: Check Microphone Privacy Settings.Method 1 – Make sure Correct sound devices are selected.