Adobe does not authorize "Portable" versions of their software. Using these builds is a violation of their Terms of Service and copyright laws.
It was the go-to choice for netbooks and older laptops that couldn't handle the heavy demands of newer Creative Cloud versions. Key Features of Photoshop CS5
You could carry your entire workspace on a thumb drive and use it on any Windows PC.
Even in a portable format, CS5 introduced several "best-in-class" features that are still useful today:
Modern Photoshop subscriptions allow you to install the software on multiple devices, providing a seamless cloud-based workflow. Final Verdict
To help you find the best editing solution for your specific setup: What are you currently using?
A tool that allows you to "pin" parts of an image and stretch or manipulate others realistically.
Portable versions frequently crash when handling large files or when running on newer operating systems like Windows 11.