PDFView4NET Windows Forms Edition Releases

Released: Aug 30, 2019

Updates in V5.0.3


  • PDF Rendering - Use a default font for rendering when embedded font is damaged (only for simple Type1 and TrueType fonts).


PDF Rendering

  • 4bpp soft masks with PNG prediction are not decoded correctly.
  • Text using non-embedded Courier Std font is displayed using Arial.
  • Characters are displayed overlapped when the /Widths entry is missing from the font.

PDF Viewer

  • Stroked lines with /Multiply blend mode are not displayed after zoom changed.

Released: May 27, 2019

Updates in V5.0.2


  • Some Type1 fonts cannot be rendered.
  • Some TrueType fonts cannot be rendered.
  • Pages with invisible signatures cannot be rendered.
  • Some incrementally updated PDF files with cross reference streams are not loaded correctly.
  • In some situations JPEG images appear as black boxes on rendered pages.
  • Some masked images are not displayed correctly.

Released: Mar 1, 2017

Updates in V5.0


  • Display page content based on layer visibility.


  • Some documents are not rendered correctly.
  • Some text is not rendered correctly.
  • Some inline images are not decoded.
  • Sampled function is not computed correctly.
  • Zero width clip paths are not handled correctly in thumbnails.

Released: Dec 21, 2016

Updates in V4.7.6


  • Some PDF files cannot be loaded.
  • Some TrueType glyphs are not rendered correctly.
  • Dashed lines with round line caps are not drawn correctly.
  • Some files with direct referenced fonts in resources cannot be converte to image.
  • Zero width clip paths are not handled correctly.

Released: Aug 28, 2013

Updates in this release

Updates in V4.6

  • AES 256 encryption.

Released: Apr 15, 2013

Updates in this release

Updates in V4.5

  • Barcode annotations.
  • Enhanced text extraction.
  • Hatched fills for rectangle, ellipse and polygon annotations.

Released: Jan 23, 2012

Updates in this release

Updates in V4.1

  • Added support for measuring annotations.

Released: Aug 30, 2011

Updates in this release

Updates in V4.0

  • Faster loading and display of PDF files
  • New multithreaded PDF rendering engine
  • Async page rendering with progress display

Released: Aug 11, 2010

Updates in this release

Updates in V3.0

  • User interactive form design
  • Add, edit and remove form fields
  • Polygon annotations
  • CMYK JPEG images

Released: Apr 29, 2010

Updates in this release

Updates in V2.4.4

  • Added support for decoding CMYK JPEG images
  • Added support to display Japanese text with 90msRKSJ encoding
  • Added support for vertical spacing before the first page and after the last page in OneColumn mode
  • Added support for prerendering all document pages on load
  • Added ZoomChanged, SmoothingModeChanged and TextSelectionCleared events in PDFPageView class