"Ctrl + Z" is the common basic function and one of the most useful shortcut
Change layer name for better work flow, such as "draft", "skin", "shadow", etc..!
How to make a white canvas instead of a transparent background (a checkered pattern) and grids at a zoomed display.
About the basics of Blur filter “Gaussian Blur” and the new tool “Lens Blur”.
Not known very well but convenient shortcut to change Pen Width: Ctl + Alt + Drag
Do you know how to clear up images on layer instantly?
How to create your own brush - Basic
Can I apply Clipping to multiple layers..?
Here is how to use "Symmetry Brush" and "Symmetry Rotate Brush" that enables to easily create a complicated pattern.
Very convenient! Let's understand and utilize Layer Clipping!