MacBook Pro A1278 (which includes Mid-2009 to Mid-2012 13-inch models), audio issues on Windows 10 are common because these older machines require a Legacy (BIOS/MBR) installation rather than a modern installation to properly expose the audio hardware. Apple Support Community 1. Recommended Driver: Boot Camp Support Software 5.1.5769
Installation and driver sources
Current Audio Driver Situation
The A1278 typically uses Cirrus Logic or Realtek hardware depending on the specific year (Mid-2010, 2011, or 2012). apple macbook pro a1278 audio driver windows 10 high quality