While legitimate portable software exists (like web browsers, password managers, or media players), most often, "portable" in this context points to a . Developers of portable applications customize the software's code to bypass standard operating system requirements like file system registration and settings management. Instead of installing files to the program files folder and settings to the registry, a portable app runs in place without leaving a significant footprint.
If you are looking for the Photoshop experience without the heavy subscription or security risks of old "cracked" versions, consider these: Adobe Photoshop CC 2015 V16.1.2 Preactivated Portable
It is usually bundled into a single executable file ( .exe ) or a self-contained folder. If you are looking for the Photoshop experience
From a technical standpoint, the "Mercury Graphics Engine" received significant tuning in this version, allowing for faster "Content-Aware" operations and smoother panning and zooming. The update also refined the Design Space (Preview) or media players)
Be honest: You sacrifice modern features.