The RICE model is a product management framework for scoring and prioritizing features. RICE stands for reach, impact, confidence, and effort. You calculate a feature's RICE score by rating it on reach, impact, effort, and confidence in your ratings.
RICE field is only available as a custom field type. It is not possible to define general values or any other settings options in the app configuration screen.
To create and configure the RICE field custom field, you must be logged in as a user with Jira Administrator permissions.
Go to Apps → Manage your apps → Custom Field Suite
Click on Create custom field button on the right side of the screen.
Select RICE field and click Next.
Name and add a description to your field then click Next.
Choose between using own inputs or map existing custom fields select.
Associate the field to the appropriate screens and click Create. You must associate a field to a screen before it will be displayed.
That’s it! You can now navigate to your issue and enhance it with RICE field.