A radio button lets you make one choice from a group of two or more choices. When you select one button, the other gets deselected.

You typically see radio buttons on forms and apps.

These are radio buttons, with the "File" button selected.

This is a focused list of definitions, published to help our readers understand what we mean in our simple language guides on techniques and IT.
Dog with heart-shaped nose in a screen, AKA the Majorcord logo.