Once you open Dependency Viewer you will see the list of all issues from your Jira filter.
The top bar provides you with several filtering options of the displayed data:
Filter Configuration
You can select the Jira filter you wish to apply: by default the current project is selected but you can select any previously configured filter, marked as a favorite with the star symbol.
Quick Filtering by Status Category
You can additionally filter the displayed data by Status of the issue: To Do, In Progress and Done.
By default, all statuses are selected.
Quick Filtering by Link Type
You can additionally filter the displayed data by clicking on Link Types: you can select or deselect Blocks, Cloners and Duplicate, Parent/Child, Problem/Incident, Related and Issues without links.
By default, all link types are selected.
Selecting/Deselecting of Columns
By default, the list will have 8 columns: Key, Summary, Status, Assignee, Last comment date, Last Change, Progress and Actions. You can deselect any of them in the Columns filter
Further to filtering the top bar will let you: