If your old smartphone is sitting in a drawer somewhere collecting dust, you can use it to improve your home's Wi-Fi coverage. Here's how to do so.

Microsoft's spreadsheet program can do way more than you might imagine. These are the hacks and tricks you need to know.

Mary Hall is a editor for Investopedia's Advisor Insights, in addition to being the editor of several books and doctoral papers. Mary received her bachelor's in English from Kent State University with ...

With more than a decade of experience, Nelson covers Apple and Google and writes about iPhone and Android features, privacy and security settings, and more. From ordering an Uber to managing your ...