The new Windows 8 system allows PC users to work through an app-based home screen, just like mobile phones and tablets. Instead of the traditional desktop, Windows 8 computer users now manage their apps in the modern metro interface.
The new start screen under the modern metro mode in Windows 8 can easily look cluttered as more apps are installed. Creating app groups and organize apps on Windows 8 could help you find what you need much easier. When you find some apps need to be relocated in a group, move it upper or lower, from left to right or vice versa, you can simply drag and drop it.
How to Change the Arrangement of Apps within a Group on Windows 8 PC?
From start screen in Windows 8 Metro user interface, drag an app into any arrangement in a group, and then release or drop it, the apps will automatically be aligned to a grid within that group.