Modern video formats (like MP4 or MOV) often fail to play correctly in the 2009 version, regardless of the patch used, because the software lacks modern hardware acceleration.
If budget is a concern, there are excellent free alternatives designed specifically for churches, such as OpenLP or Quelea . These are legal, safe, and community-supported.
The Risks of Unofficial Patches for EasyWorship 2009 Build 2.4