There is no official hotkey to select all layers in Photoshop. You also cannot set one in the Keyboard Shortcuts menu. But it's still possible! Here's a tip on how to select all layers in Photoshop.

Learn how to create this photo manipulation that mixes a winter scene with fire. Find out how to create particle lights using Photoshop’s brush tool and some layer styles then complete the image with an old-style paper texture.

Need a quick and easy tool to airbrush skin? Here is it. Download this free Photoshop action to retouch skin. It uses the frequency separation technique to make skin look smooth yet natural.