Well, some apps we may not use it so frequently but it appears at the shortcut area and here shows the way how to change it with other apps that you will use it more often.
First of all, you need to open your app drawer on your device.
After that, hit the Menu and View type options.
Select the Customizable grid from the pop-up menu.
Press the Menu again and choose Edit for the next step.
Now you can drag whichever apps that you need onto the dock bar and that’s it. You can drag away those apps that do not want as well.
Once you done dragging and arranging, just hit Menu and then Save. Simple and easy.