# Overview of customizing the Data Viewer workspace

You can customize the Data Viewer user interface to fit your viewing preferences. You can:

- Filter and sort data in all views.
- Resize columns in all views.
- Reorder the column positions in the Record Listing View and Record Comparison View.
- Hide and unhide groups of columns in the Summary View, and individual columns in the Record Listing View and Record Comparison View.
- Specify whether the column names in the Form Data Table in the Data Viewer Record Listing View use the Report element name (default) or the RDE (Reporting Data Extract) column name.
- Maximize the viewing area for the data in the Summary View and Record Listing View.
- Display the labels (default) or the represented codes of the CRF control in the Record Listing View and Record Comparison View.
- Display the values entered in a CRF (default) or the corresponding normalized values in the Record Listing View and Record Comparison View.

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