How can we create a custom theme in PowerPoint?

How can we create a custom theme in PowerPoint?

On the View tab, click on Slide Master and select Themes then on the Slide Master tab.
Click Save Current Theme.
Enter the appropriate name for Theme and click on Save.
Click the Theme which you want to point the mouse at. Right click on it and select Apply to all the slides.

BY Best Interview Question ON 05 Apr 2019