--- title: "Ribbon Bar" slug: "parcaggregate-ribbon-bar" updated: 2024-01-30T12:48:25Z published: 2024-01-30T12:48:25Z canonical: "kb.dataparc.com/parcaggregate-ribbon-bar" --- > ## Documentation Index > Fetch the complete documentation index at: https://kb.dataparc.com/llms.txt > Use this file to discover all available pages before exploring further. # Ribbon Bar To close the application, select **File** and then click **Exit Application**. ![](https://cdn.document360.io/59db2ca4-e512-446a-a143-a7c626447812/Images/Documentation/image005_006.jpg) The **Home** ribbon contains options to backfill and configure the sources. ![](https://cdn.document360.io/59db2ca4-e512-446a-a143-a7c626447812/Images/Documentation/image007_013.jpg) **Backfill Selected Sources:** Backfills the sources selected in the list in the main PARCaggregate window. This will backfill every tag within the source. ![](https://cdn.document360.io/59db2ca4-e512-446a-a143-a7c626447812/Images/Documentation/image009_004.png) - **Start Backfill:** Starts the Backfill cycle. - **Backfill Start/End Date:** The range of time to backfill data. **Backfill Specific Tags for Source:** Backfills only selected tags from a source. ![](https://cdn.document360.io/59db2ca4-e512-446a-a143-a7c626447812/Images/Documentation/image011_002.png) - **Start Backfill:** Starts the Backfill cycle. - **Backfill Start/End Date:** The range of time to backfill data. - **Tag Name:** Tag names to be backfilled must be entered in this field. Tags can be dragged in from the [Tag Browser](/v1/docs/parcview-tag-browser). **Configuration:** Opens the [Configure Sources](/v1/docs/configure-sources) window. **Source Tags Configuration:** Opens the [Configure Tags](/v1/docs/source-tags-configuration) Window. The name of the source is displayed in parentheses at the top of the window.