10 features of Microsoft's Windows 8.1 OS that will cheer users of the latest OS. I t may have taken Microsoft a long time getting it right, but the good news is that Windows Mobile OS has finally arrived in a big way. With a virtual personal assistant, consolidated notification Center, better keyboard, enhanced apps, the latest OS for Windows phones gives the feeling of a robust solution. Of course there are a few areas which need to be addressed, but with the impressive turnout of version 8.1, one can only expect better upgrades in the future. For the time being, let us take a closer look at what WMP 8.1 has to offer. 1. Start Screen Customisation and Live Folder Support Start Screen The improvements greets the users right at the start screen itself, with the option to customise it. Users now get the freedom to set a custom background wallpaper for the start screen, imparting a personal feel to it. To add to it, users can now also set their custom images/photograp