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If you’ve ever noticed a small button on your mouse near the scroll wheel, chances are it’s the DPI switch. Many people ignore it or press it accidentally and suddenly wonder why their mouse cursor ...

If you are experiencing lag with your mouse and don't want to buy a new one just yet, here are some settings you can tinker with to make it more responsive.

When printing a high-quality photo, you'll want to make sure the image's DPI is optimized. DPI stands for dots per inch and refers to the number of physical dots per inch on a printed document. But ...