: Improved AI algorithms now better identify complex subjects, such as people or cars, within busy backgrounds.

: A major addition that allows users to define a rough area around an object using a rectangular marquee or lasso, which Photoshop then automatically refines into a precise selection.

: Updates included an "Auto" sampling area that uses AI to find the best pixels for filling gaps, alongside a "Custom" mode for manual control over source pixels. Workflow & Interface Enhancements

: Transformed into a central hub, this panel now surface context-sensitive options like "Remove Background" or "Select Subject" for pixel layers and "Convert to Layers" for Smart Objects.

Adobe Photoshop 2020 (version 21.0), released in November 2019, marked a significant shift toward AI-driven efficiency with the introduction of Adobe Sensei-powered tools. This version focused on automating tedious tasks, such as complex selections and object warping, while improving cross-device workflows.

: Dedicated panels for Gradients, Patterns, and Shapes allow for one-click application or drag-and-drop functionality onto the canvas.

: By default, Photoshop 2020 scales all layer types proportionally without needing to hold the Shift key. How to Use the NEW Object Selection Tool | Photoshop 2020