Unfortunately, as Photoshop Elements does not support 32-bit per channel images, HDR Efex Pro 2 is not compatible with Elements. If you don't have a copy of Lightroom or Photoshop (the two host applications HDR Efex Pro 2 was designed to work with on Windows), you can use HDR Efex Pro 2 as a standalone by navigating to the Program Files folder and launching the application found within the Nik Nik Collection 2 by DxO is a powerful suite of plugins offering an impressive range of creative effects and innovative tools for total editing control. HDR Efex Pro: Create stunning HDR images with a range of clever presets and settings. Nik Software was a software development company established in 1995 and based in San Diego, California. The company developed multiple image editing plug-ins and tools (for digital image processing applications, such as Adobe Photoshop) and Snapseed, a popular image enhancement application for iOS and Android. Nik Software has announced HDR Efex Pro 2, an update of its high dynamic range software package. The latest version features a range of updates, including an improved tone-mapping engine that promises better color rendering. The user interface and workflow have also been re-worked to make the process simpler, with a host of features added to provide increased control and image quality. Can someone point me to a downloadable pdf manual perhaps. for a user's guide to using Nik HDR Efex Pro 2 software? I would also like to know about user's manuals for the other software in the bundle, if possible. Experience all the power, control, and creative expression your camera has to offer with HDR Efex Pro 2. Discover the wide range of possibilities with your HDR images. Get the best HDR looks from naturalistic to artistic and everything in between with easy to use and powerful tools in HDR Efex Pro 2. The Photographer's Guide to HDR Efex Pro by Jason P. Odell and Tony Sweet (Tutorial eBook - PDF files on CD-ROM - for HDR Efex Nik So