Windows NT 4.0 build 1273

Windows NT 4.0 build 1273.1 is a build of Windows NT 4.0. It was leaked to BetaArchive on 2017-03-05, along with Windows 95 build 1078. It was found on the Fate 063 warez CD list.

This build updates the startup and shutdown sounds to the ones heard in the RTM product.