Windows 3.00 MDK Version 59

Windows 3.00 MDK Version 59 is a beta of Windows 3.0 Windows 3.00 MDK Version 59. This build is based on Windows 3.00a, and installs new multimedia features, such as sound, screensaver, and the 320x200x256 screen resolution. As such, it is the first build to include a startup sound (being a door creaking), alongside a sound for system information and error dialogs. However, some sounds such as system shutdown has not yet been implemented. It also includes an early version of Media Player, Alarm Clock.