Utility Bar in Lightning App #inSalesforce

This gives your users quick access to common productivity tools, like Notes and Recent Items. It looks as a fixed footer that users can access to open utilities.

This may or mayn't pop out to open in a new window.

Steps:

Setup | App Manager | To edit or add a utility bar to an existing app, click Edit in the dropdown menu next to your app. To create a Lightning app with a utility bar, click New Lightning App | Click the Utility Items tab and add the utilities you want | Specify component and utility properties, like the height and width of the utility panel, and what label and icon to display in the utility bar.

Visual: https://www.youtube.com/watch?v=ko3OFCW8ZSg

Reference: https://help.salesforce.com/s/articleView?id=sf.dev_apps_lightning_utilities.htm&type=5