Microsoft has temporarily transported users back to 2007 this week when the company mistakenly swapped Windows 11's familiar startup chime with the iconic Windows Vista boot sound.

There's a bug that plays the "Windows Vista boot sound instead of the Windows 11 boot sound." Windows Vista was Microsoft's follow-up to Windows XP in 2007, introducing the transparent 'Aero ...

The boot chime plays in-place of the Windows 11 startup sound, which appears to be missing from the latest flights. How a bug like this happens is anyone's guess.