Before you begin

Go to a dashboard and click on Add gadget.
Search for Linked Issues Table Gadget and click on Add gadget next to it.

Settings	Description
Title	The title of the gadget
Data Source	Select a data source to generate the report
Modify Primary JQL	Check the checkbox to modify the primary JQL of the selected data source
Primary JQL	This will only be displayed if Modify Primary JQL is checked Limit the primary set of issues by adding more criteria to the primary JQL
Smart Grouping	Select whether to merge cells across rows with identical values Yes No
Text Mode	Select whether to display the content in plain text Yes No
Color Scheme	Select the color scheme for the table headers Blues Yellows Teals Neutrals