Improved features of the latest Windows 8.1 OSSkype was acquired by Microsoft years back but not fully integrated into the Windows system. Recent reports say that now, with its integration with Windows 8.1, Skype will become its default messenger. Users will now be able to answer video & voice calls from their lock screens. The latest Windows 8.1 OS will also have a personalized feature wherein a slide of your pictures can be viewed on the locked screen.
All efforts are made to incorporate new features in the Windows 8.1 OS. Do respond if you get to know something new.