Your computer, phone, or tablet holds all kinds of personal information about you, and before you sell, return, recycle, or donate it, you should make sure to delete all of that information correctly.

Here’s a step-by-step guide to clean and organize your PC, and free it from clutter, from experts at Engadget.

Use your computer for something else Then there’s the option of using your computer for something else, rather than an all-purpose machine.

After hundreds of hours researching the best local storage and online backup services, we’ve put together a guide to backing up your Mac or Windows computer.