You can delete the existing dashboard while viewing it when no longer needed.
Steps
-
On the left pane, click the icon.
The
Catalog page opens displaying the
Dashboards tab details.
-
To expand the Global folder and view the sub-folders, click the expand icon.
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Navigate to appropriate sub-folder by expanding the sub-folders.
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Identify the dashboard and click on it.
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Click the icon adjacent to Edit and then select the Delete Dashboard
option.
A confirmation dialog opens.
-
Click Yes.
The dashboard gets deleted from the Dashboards tab.