Windows 8.1 Preview may have just been released last week but Microsoft have already got a set of updates for the OS. There are four updates for the Preview (plus the 4 available last week).
The updates are available via Windows Update.
KB2864808 Can’t resume a download in Internet Explorer 11 Preview.
KB2864806 Can’t sign in to a Google account through certain applications in Windows 8.1 Preview.
KB2864713 Update improves the robustness of data files in Windows 8.1 Preview.
KB2864247 Windows Store apps crash on launch in Windows 8.1 Preview.