Sony no longer actively develops PS3 firmware as of 2025, but servers remain online for downloading the most recent version. Version 4.88 is now of interest mainly to collectors, digital preservationists, or homebrew developers working with specific firmware offsets. This report is for informational purposes only. The author does not condone piracy or the use of unauthorized firmware that violates Sony’s terms of service.
http://duk01.ps3.update.playstation.net/update/ps3/image/sa/2021_0514_3f8f7be0d9e8858c8c0d22b8d1b73bf9/PS3UPDAT.PUP sistema ps3 4.88 download