Let’s dig in. In Adobe’s internal versioning, “u1” typically stands for Update 1 (often corresponding to version 26.1). This is usually the first major stability and feature drop after the initial October 2024 launch.
Early 2025 builds had a laggy "Object Selection" tool when dealing with hair or fur. This u1 build allegedly rewrites the brush engine for selections, reducing the processing time by nearly 40% on Apple Silicon (M2/M3) chips. Adobe.Photoshop.2025.u1.Multilingual.iso -UPD-
While Adobe distributes these via Creative Cloud, repackaged ISO files labeled “-UPD-” suggest a pre-release or re-packed version circulating through unofficial channels. According to user reports from those testing this specific ISO build, here is what changed from the base Photoshop 2025: Let’s dig in