Change the driver in Preferences, Audio from WAS to MME or ASIO.

Make sure you have the latest update, build 508. This was a known problem with the early versions of 2018.

Also check your Windows sound properties and set them to 16 bit, 44.1


BIAB 2025 Win Audiophile. Software: Studio One 7 Pro, Swam horns, Acoustica-7, Notion 6, Song Master Pro, Win 11 Home. Hardware: Intel i9, 32 Gb; Roland Integra-7, Presonus 192 & Faderport 8, Royer 121, Adam Sub8 & Neumann 120 monitors.