Disable characters grouping

To improve content positioning when rendering into PDF GroupDocs.Viewer provides PdfOptions.DisableCharsGrouping as shown below:

using (Viewer viewer = new Viewer("sample.pdf"))
{
    HtmlViewOptions viewOptions = HtmlViewOptions.ForEmbeddedResources();
    viewOptions.PdfOptions.DisableCharsGrouping = true;

    viewer.View(viewOptions);
}