What the hell is going on with resolution? You have DPI, mega pixels, dimension, PPI, output size, etc. In this part, I’m going to show you a simple way to understand resolution. Once you know this simple thing, the rest will be easy.
Using your scanner to fix your digital images is very easy to learn and use. But remember, what you get in convenience, you’ll pay in quality. If you’re serious about quality, see the Advanced Scanning Tips below.
Scanning software will often harm your scan. It's best to get a "natural" scan, then fix it using professional software. Here's how to get a natural scan. And below I show you how to fix the natural scan using Photoshop, Lightroom, and GIMP.