- In ArcMap, zoom in to an area of your raster dataset where you want to enhance the visual contrast.
- Right-click the raster layer in the table of contents and click Properties.
- Click the Symbology tab.
- Click either the Stretched or RGB Composite renderer.
- Click the Statistics drop-down arrow and click From The Current Display Extent.
- Click Apply to see whether the display is satisfactory.
- Click Save as XML.
- Navigate to where you want to save the XML file and click Save.
- Click OK.