"Preactivated" versions are often modified in ways that can lead to frequent crashes, missing features, or compatibility errors with newer versions of Windows.
The 2019 release introduced several groundbreaking features that fundamentally changed how vector artists work. Freeform Gradients
Crops the canvas view to show exactly how the artwork will look once printed or exported, hiding objects that bleed past the edges of the artboard. System Requirements for 64-Bit Architecture