Themes, background images, and layouts are a good way for you to customize your presentation and tailor it to a particular audience. In this lesson you will learn how you can easily set a custom wallpaper, or use a theme that Google Present offers.
If you are afraid of being hacked or someone else using your Facebook account you can enable option that will send you an email or text message in case your account has been accessed from a device that you never used before.
You can visually insert a radio button into your form and set its properties. Use radio buttons when you want users to select only one choice from a set of options.