Preston Gralla

Contributing editor

Preston Gralla is a contributing editor for Computerworld, a blogger for ITworld, and the author of more than 45 books, including NOOK Tablet: The Missing Manual (O'Reilly 2012) and How the Internet Works (Que, 2006).

Two OSes in one: DuOS-M puts Android on your Windows device

New rules: How to unlock your smartphone

New rules: How to unlock your smartphone

As of February 11, carriers must allow consumers to unlock their phones – but there are rules and caveats. Here’s what you need to know.

Windows 10 deep-dive review: Finally, a unified operating system

Windows 10 deep-dive review: Finally, a unified operating system

The January 2015 technical preview of Microsoft's upcoming Windows 10 OS offers a more natural interface, a cool digital assistant and lots of potential.

HoloLens: Look who’s innovating

HoloLens: Look who’s innovating

It’s Microsoft, and its latest moves suggest a real shift in the corporate culture.

Which mobile data provider is best? (And will you make a switch?)

Which mobile data provider is best? (And will you make a switch?)

Computerworld readers rate AT&T, Sprint, T-Mobile and Verizon on data connection speed, reliability, customer service and more. Find out which carrier gets the most cheers — and which the most jeers — from our 2014 survey respondents....

Forget Windows 10 -- here are the four most important words Microsoft said today

Forget Windows 10 -- here are the four most important words Microsoft said today

The Windows 10 customizations, the new Spartan browser, the Cortana digital assistant, the new Xbox features and even the snazzy new holographic platform are not what was most interesting in Microsoft's presentation.

2015 is make or break for Microsoft

2015 is make or break for Microsoft

It could have a really good year with Windows, Office and the cloud and still find itself much less relevant because of its lackluster mobile performance.

In Silicon Valley, do the jerks always win?

In Silicon Valley, do the jerks always win?

We’ve seen a lot of bad-boy behavior out of Silicon Valley, but investors and customers just might say enough already.

5 great free Windows tuneup utilities you need right now

5 great free Windows tuneup utilities you need right now

Want a faster, cleaner, better-running PC? Then check out these five free downloads to clean up and speed up your computer.

What Gamergate says about the tech industry

The antipathy toward women expressed in the Gamergate dispute reflects uncomfortable truths about the rest of the tech industry.

Can the iPhone 6 really defeat the NSA?

Can the iPhone 6 really defeat the NSA?

There are loopholes in Apple’s claim, and law enforcement’s outrage seems disingenuous.

Ex-Microsoft software guru Ray Ozzie releases a mobile app -- and it's for the iPhone

Ex-Microsoft software guru Ray Ozzie releases a mobile app -- and it's for the iPhone

Former Microsoft Chief Software Architect Ray Ozzie has released a mobile app and service, and it's not for Windows Phone, but instead the iPhone. They can't be pleased in Microsoft Land about this.

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