Windows Live Mail 2012 is no longer supported by Microsoft, I still come across this email client, and in some instances need to repair, reinstall it to export emails, contacts, calendars etc. Finding a download was a bit tricky, so here is the .exe file for Windows Live Essentials 2012 in a zip.
WindowsLiveEssentials2012.zip (105 MB)
Windows Live Mail/Essentials 2012 Download
Thanks for sharing !