For professional disc delivery, most studios now use (expensive) or simply output to H.264/HEVC digital files.
The "Portable" version (often found as a or .zip archive) is a repackaged version of the software designed to run without a traditional installation process. Users typically seek this version to save disk space or to run the program from a USB flash drive. Why Do People Still Search for Encore CS6? Adobe Encore CS6 Portable.7z Download
Q: Can I use Adobe Encore CS6 Portable.7z on multiple computers? A: Yes, you can use Adobe Encore CS6 Portable.7z on multiple computers, as long as you have the portable device with the software. For professional disc delivery, most studios now use
Adobe no longer sells Encore as a standalone product. Historically, it was bundled with Premiere Pro CS6. For current Creative Cloud subscribers, the official way to obtain disc authoring tools used to be through the "Previous Versions" section of the Creative Cloud Desktop app, though Adobe has recently limited access to very old legacy versions. Best Modern Alternatives to Adobe Encore Why Do People Still Search for Encore CS6
Downloading software like Adobe Encore CS6 Portable from unofficial sources as a not recommended
Adobe Encore CS6, part of the Adobe Creative Suite 6 (CS6), is a multimedia authoring tool that allows users to create interactive content for DVDs, Blu-ray discs, and the web. It features a robust set of tools for professionals to author, design, and encode their projects efficiently.