Perhaps the most "exclusive" change to the 2019 version was the modernization of the command. For decades, Ctrl+Z (Windows) or Cmd+Z (macOS) only toggled between the current and previous state.
When dragging a corner handle to resize a layer, it now maintains its aspect ratio automatically.
Designed primarily for UI and layout designers, the (shortcut K ) allows you to create placeholder frames for images.
You can draw a rectangular or elliptical frame and simply drag-and-drop an image into it.
Choosing the right blend mode became significantly faster in this version. Instead of clicking every single option in the dropdown, you can now simply your mouse over modes like "Overlay" or "Multiply" to see a live preview of the effect on your canvas. What's New in Adobe Photoshop CC 2019
If you actually want to distort the image, you now hold the Shift key while dragging. 5. Live Blend Mode Preview
For those who prefer the old way, you can still revert to "Legacy Undo" via the Edit > Keyboard Shortcuts menu. 2. The New Frame Tool for Masking