The program runs directly from an executable file (.exe).

The demand for a portable version of Photoshop CC 15.2.1 stems from several perceived conveniences:

Despite the apparent benefits, "Adobe Photoshop CC 15.2.1 Portable 32-bit" is not an official Adobe product. Adobe does not create, support, or authorize portable versions of its Creative Cloud applications. Consequently, using such files carries severe risks. 1. Cybersecurity Threats