Choose Slide - Slide Properties

Choose Slide - Slide Properties and then click the Page tab

Choose Slide - Slide Properties and then click the Background tab

Choose Slide - Layout

Choose Slide - Change Slide Master

Choose Slide - New Slide

āωāĻĒāĻ¸ā§āĻĨāĻžāĻĒāύāĻž āĻŦāĻžāϰ⧇, āĻ•ā§āϞāĻŋāĻ• āĻ•āϰ⧁āύ

Icon

New Slide