- An acknowledgment notifies the user about system actions occurring in the background.
-  It appears for a short amount of time and may include an option to undo the action.

Usage in Acknowledgement 

- Acknowledgements can be delivered by a variety of components.
- Criteria for choosing the right acknowledgment component includes:

- Urgency level
- Inclusion of an action to correct a problem
- Duration on screen (transient, dismissable, or both)
- Acknowledgments that are transient mean the component will exit on its own within a few seconds of appearing.
- Dismissable acknowledgments can be dismissed by selecting an action to dismiss the component.

Acknowledgement Components

- When a UI is only available online, and content has failed to load or sync use an empty state. 
- The user should be able to interact with as much of the rest of the app as possible. 
- A link to reload can be presented to help a user accomplish their task

Empty State

-  Usage
- Acknowledgement Components
- Empty State

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University of Michigan - Ann Arbor

- Confirmation and Acknowledgment communications 
- Asks for confirmation before taking an action 
- Acknowledges successful actions

Confirmation & Acknowledgement

Confirming and Acknowledging user actions :
- Reduces uncertainty about an action that a user has taken
- or actions about to be taken
- They prevent users from making mistakes

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Related

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