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Buttons

The Challenges with Single Toggle Buttons

Toggle buttons should do three things — change states, show the current state, and reveal unselected options. If your toggle button doesn’t do all these things, it has poor usability.
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Buttons

Why Toggle Buttons Are Confusing

Not all buttons execute actions. Sometimes they’re used to change states on an app. These are known as toggle buttons. They save space by presenting two or more options in a single control.