Using unofficial portable versions can be risky for your computer and your privacy:
of the official software and are not provided or supported by Adobe. Key Features of Photoshop 2020 (v21.x)
Purchase a Creative Cloud Photography plan (includes Lightroom). Use a tool like "Adobe CC Portable Maker" (a legitimate script) to create your own portable version from your legally licensed installation files. This gives you portability without piracy.
Ironically, while this portable version strips out the Creative Cloud login, it retains the ability to save local copies of Cloud Documents. This means you can still use the .psdc format (Photoshop Cloud Document) saved locally, which supports auto-recovery and version history without needing Adobe’s servers.
: Quickly convert a Smart Object back into its component layers without leaving the document. A Note on "Portable" Versions
v21 improved how files are saved to the cloud, allowing you to go back and access previous save states (version history). The "Portable" Version: What You Need to Know
Improvements to the "Sampling Area Options" allowed for more control over which parts of an image the AI uses to fill gaps [3]. Understanding "Portable" Versions