Alex CastlePCWorld

Alex Castle is a freelance tech writer based in Honolulu, Hawaii. He specializes in Windows software, how-to articles, and PC peripherals.

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Leave no trace: Tips to cover your digital footprint and reclaim your privacy

Reduce your exposure to spying eyes with sandboxing, disk encryption and more.

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Compatibility with security: How to run Windows XP in a virtual machine

Running Windows XP in a virtual machine is a safe way to continue using it once support ends. Here's how to do just that.

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How to get your data from Windows XP to a new PC

Moving on is hard, but transferring your data doesn't have to be.

How to play DVDs and Blu-ray discs in Windows 8

Unlike Windows 7 and its other predecessors, Windows 8 won't play DVDs natively. Fortunately, there are low-cost ways around the problem.

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Mastering Metro apps: 4 ways they can work for you

Even Start menu diehards should give these winners a try.

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How to make the Windows desktop look good on high-DPI displays

Windows wasn't made to work well with pixel-packed displays. Here's how to force the issue.

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How to protect your PC in the web's worst neighborhoods

Shady download sites. Fake error warnings. Phishing, so much phishing. Avoid these dangers with a good security suite and an abundance of caution.

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9 free tools that make Windows much better

Nix Notepad. Pack away Paint. These free utilities do image editing, file management, screenshots and more, much, much better than Windows’ own versions can.

Build the ultimate Windows 8 home-theater PC for under $500

Forget about Roku, Chromecast, or any other set-top trick: The best way to control your home theater is still with a PC. Here's how to do it for cheap.

Leave early on Friday: time-saving PC tips and tricks

Or, um, get ahead on your next project, yeah. These 21 hardware and software shortcuts help you finish work faster, and that’s a good thing.

12 easy PC tasks you should be doing (but aren't)

The excuses end here! Get your PC into tip-top shape by performing these 12 simple tweaks.

SugarSync 2.0 goes public, we go hands-on

SugarSync recently rolled out a new-look interface with fancy new features. Is it enough to push the power-user's preferred cloud storage service over the top?

A road warrior's guide to locking down your laptop

Have notebook, will travel? Here's how to protect your valuable notebook against prying eyes, snatching hands, and malicious Wi-Fi connections.

How to encrypt (almost) anything

Adding a layer of protection to your data is easier than you think. Here's how to get started with the software and drives you use every day.

Turn your flash drive into a portable PC survival kit

When web utilities won't work and all hope fails, a properly loaded thumb drive can fix PC hassles in a flash.