Windows Vista build 5231 (winmain)

Windows Vista build 5231 is a pre-Beta 2 build of Windows Vista. It is almost the same as build 5231.2 but it is only available in the x86 architecture.

Setup
Setup has received minor uplifts compared to previous builds of Vista. For starters, the fonts used in both the first section of setup and the hardware portion have been changed. There is also a new fading animation whilst switching between pages in the first section of setup.

New features and changes

 * Windows Media Player 11. This version of WMP now supports real-time searches.
 * Reliability Monitor.
 * A new volume control app. It allows the volume to be set independently.
 * Network Connections and Saved Networks were introduced. The taskbar has a tray icon for Network Connections in this build.
 * Internet Explorer was rewamped in this build.
 * The start menu has been slightly altered: pressing the "Log Off" button no longer opens an XP-like logoff panel, and upon clicking on "Shut Down", a shutdown timer no longer pops up.
 * The start menu has been slightly altered: pressing the "Log Off" button no longer opens an XP-like logoff panel, and upon clicking on "Shut Down", a shutdown timer no longer pops up.


 * An early version of Reliability Monitor is introduced.
 * A new volume control app is included, allowing the volume of each app to be set independently.
 * This build is the first build to support the IPv6 protocol.
 * Windows Memory Diagnostics and Windows Disk Diagnostics were added.
 * Windows Mobility Center was added into Control Panel.
 * Power management options were added into Power Options control panel applet.
 * Help and Support gets an updated look.

Installation
This build will BSOD during the setup on QEMU and modern versions of VMware. Using either VirtualBox or VMware with either 5.x or 6.x hardware compatibility is recommended.

Taskbar
If the theme is set to Windows Classic and then reverted to Aero, parts of a taskbar reminiscent of the one seen in build 5048 may be seen.