Preview transparency flattening

Choose Tools > Print Production >Transparency Flattening.

Select preview settings from the Highlight menu.

To magnify the preview, click in the preview area. To pan the preview, press the spacebar and drag.

Drag the Raster/Vector Balance slider or enter a value to specify the degree of rasterization in complex areas of the artwork.

Specify resolutions for rasterizing complex line art and text, and for gradients and meshes.

Select additional flattening settings, and then click Refresh.

Click Apply to flatten the PDF document according to the settings.