By Lesa Snider

Resolution is one of the most commonly misunderstood concepts in digital imaging, though it’s crucial when printing your mementos. You could trudge through life without understanding resolution, and the Print dialog box in most apps and most online print labs alert you if you don’t have enough of it to print. However, mastering resolution enables you to figure out not only what size prints you can make from your pictures but also what the quality will be.

What is resolution?

Your digital pictures are made from thousands of tiny blocks of color called pixels. If you zoom far enough into a photo in an image editing app, you can see them individually (you’ll need to squint to see them in Photos as you can only zoom in to 200 percent).

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Read more here:: How to calculate print size for your photos