Hold the CTRL key, then right click the Outlook tray icon, then select Connection status from the context menu, then look for the version number in the far right column for the mail component. This is the build number of the Exchange server Outlook is connected to. Find your version based on the build numbers here
Hold the CTRL key, then right click the Outlook tray icon, then select Connection status from the context menu, then look for the version number in the far right column for the mail component. This is the build number of the Exchange server Outlook is connected to. Find your version based on the build numbers here