Photoshop Basics That Actually Matter: Layers, Resolution, and Why Most Beginners Get Both Wrong
Every week I get an email from someone who flattened their entire composite, saved over the original, and is now asking me how to undo it. The answer, unfortunately, is that they can’t. That file is gone. And the painful part is that one checkbox, ticked at the right moment, would have saved them hours of work. That’s the reality of learning Photoshop. The tool is extraordinarily powerful, but the beginner mistakes aren’t about fancy features.