The 2019 release introduced several industry-standard tools that remain popular today for their stability and performance on 64-bit systems:

A major shift from linear and radial options, allowing users to drop "points" of color for more natural, photorealistic blends.

This feature allows designers to edit multiple similar objects (like icons or logos) across all artboards simultaneously, significantly speeding up workflow.

Optimized for 64-bit architecture, this version improved zoom responsiveness and file opening speeds on high-resolution displays. System Requirements for 64-Bit Installation

New viewing modes that hide non-printing objects (guides/grids) or transform artboards into slides for direct presentations.