Final Verdict: No.
The dream of a lightweight, free, fully functional Photoshop that runs from a USB drive is seductive. But "Adobe Photoshop CS2 Portable Free" is a trap for three reasons: adobe photoshop cs2 portable free
In 2013, Adobe shut down the activation servers for CS2. To avoid locking out legitimate customers, they released a version of CS2 with a universal serial number. News outlets quickly misinterpreted this as "Adobe gives away Photoshop for free." They did not. The official statement clarified that the software was only for existing CS2 owners. Final Verdict: No
However, the internet never forgets. The serial number spread like wildfire, leading millions of users to believe CS2 was now abandonware. Warning: Even the official installer will not activate
If you have a valid CS2 license from 2005-2007, or you are willing to accept the legal consequences, here is how to get the official installer (not portable, but safe from malware).
Warning: Even the official installer will not activate automatically. You may need to use Adobe’s "offline activation" method, which is no longer supported.