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The Icon is a symbolic image that helps users quickly and simply identify the content
You can set only one Icon at a time
This component shows the Icon from the Salesforce Lightning Design System (SLDS)
You can refer to the documentation from SLDS https://www.lightningdesignsystem.com/icons/
e.g. Action Icons, Custom Icons, Standard Icons, Doctype Icons, Utility Icons
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You can change icons by using their category
The Icon component comes in has five categories
In To find them navigate to the Category drop-down , & select the category
Action: Action icons are for use with quick actions on touch-screen devices
Custom: Custom icons are for use with a very specific or unique action
Doctype: Doctype icons represent document file formats:
Standard: Standard icons are available on the desktop by default
Utility: Utility icons are simple symbols in a single color that identify labels and actions across many form factors
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