Microsoft PowerPoint 2013 and PowerPoint 2010 provides option for changing the slide layout. For example if you want to change the layout of the first slide from Title and Caption to just Title then you can use Layout menu option for doing this. The layout option can be accessed from the Home menu. To change the layout of a slide
In the home menu option, navigate to slides section and click the drop down arrow next to Layout menu option.
This would display the different slide layout option that are available as shown below.
Now select the Layout with Title only. By this way you can change the slide layout in PowerPoint 2010.