Windows 8, as everyone knows by now, comes with brand new user interface called "Modern UI". It features the Start screen, the Charms and the new PC Settings app which is designed for devices with touchscreens. In Windows 8.1 Update 1, Microsoft has improved some aspects of the Modern UI, made it more customizable and tweakable. However, some useful and interesting parameters are not accessible with the default set of options. My little freeware application, ModernUI Tuner, will allow you to control some mighty useful parameters. Let's take a closer look at the app.