When you play the slide, you can quickly tell the viewer where the focus is and there are two ways to achieve it. The first can be the right mouse button, in the Pop-up shortcut menu select "Pointer Options", where you can choose your favorite pointer type and pointer color, drag the mouse to focus. The second way when you play the slide, you'll see the Pointer Options button, and you can click on the first type.
Play with PowerPoint2013 to some of the slides we need to focus on, click the right mouse button in the pop-up shortcut menu to select "Pointer Options", at this time you can according to their own needs in the pop-up menu to choose their own type of pointer and the color of the pointer. For example, we now default to color and select "Pen".
Now the mouse will show the state of red dots, you can click the left mouse button, and drag the mouse to select their own needs to stroke the focus range, and then release the mouse can be. After finishing the key, if you exit the slide show, will pop up the "whether to keep ink annotations" balloon, you can choose according to their own needs to "retain" or "give up."
In fact, there is a "pointer Options" button in the PowerPoint2013 when you play the slides, you can click it to select the type of pointer you want and the color of the pointer. Then follow step 2 in method one.
If you leave your ink annotations when you exit the slide show, you can also press Ctrl+z to cancel the ink annotations in the document.