If you view the Start Screen of Windows 8.1, apparently you will find it very similar to the Start screen in its earlier version. On observing it keenly, you will find it upgraded features and apps in it. In Windows 8.1, you would be able to install or uninstall various applications at once.
The apps section basically helps you in viewing all the now installed apps that can be opened at once, but to enter the Apps Section in Windows 8.1 you need to follow a bit long process. First you will go to the start button, then Metro UI appears before you. Now you need to click the down arrow that will take you to your desired Apps Section. You can pin your favourite and the most used apps in the Start screen in Windows 8.1 and it will not take you more than a few minutes. It will save your time and you do not need to go every time to the Apps section to open your desired app.
You just need to follow the simple steps given below to complete the process.
Step 1: To begin, click to the “Start” button that lies to the left corner at the bottom of your screen.
Simply right click on any app pinned on start screen of Windows 8.1 and there is an option to unpin it, click on it and thats it.
So, quite easily you have pinned and unpinned your desired app to the Start Screen in Windows 8.1. In the same way you can pin multiple apps to the Start Screen in a few seconds.