You can easily create a drop-down list in Excel to limit the values that can be entered in a column. Here's how to set one up ...

Follow ZDNET: Add us as a preferred source on Google. A friend of mine once told me, "I always keep my phone on silent mode… which doesn't matter because I compulsively look at it every three minutes ...

A new Arizona law requires public schools in the state to enforce stricter phone-use policies and limit student access to the internet and social media starting beginning this school year. Gov. Kate ...