JSI Tip 8343. When you play MPEG4 content in Windows Media Player, some rendered video appears blocky?

The subject behavior occurs because of a bug in the MPEG4 decoder.

To resolve this issue download the WindowsMedia9-KB872899-x86-ENU.exe package.

Hide comments


  • Allowed HTML tags: <em> <strong> <blockquote> <br> <p>

Plain text

  • No HTML tags allowed.
  • Web page addresses and e-mail addresses turn into links automatically.
  • Lines and paragraphs break automatically.