How to change color theme:

go to -> tab "View" -> "Slide Master" -> click "Colors" on top -> Customize Colors

all the files i made based on color theme, so it will make it easy to change it :).

For Change Background:

go to -> tab "View" -> "Slide Master" -> Right Click "Format Background" -> Picture or texture fill -> chose image on "background" Folder

HOW INSTALL XML COLOR THEME IN OFFICE THEME (WINDOWS) - COPY AND PASTE XML FILES 

Windows Vista, 7, or 8: C:\Users\<Username>\AppData\Roaming\Microsoft\Templates\Document Themes\Theme Colors

Windows XP: C:\Documents and Settings\<Username>\Application Data\Microsoft\Templates\Document Themes\Theme Colors

For more detail/ help please contact us here:

loveishs@gmail.com

thanks
Loveish Kalsi