You can change the background of your PowerPoint slides using the "Format Background" feature located in the "Design" tab.

To manually crop a picture in Microsoft Word, Excel, or PowerPoint, select it, and in the Picture Format tab on the ribbon, click the top half of the split "Crop" button.

This post will show you how to change the default chart color in Word, Excel, and PowerPoint. You can also change the default color of graphs, charts, lines, or anything else with the help of this ...