Brad ChacosSenior Editor, PCWorld

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Brad Chacos spends the days jamming to Spotify and digging through desktop PCs. He covers the gaming, graphics cards, and how-to beats for PCWorld, and spends his mornings running the news desk for PCWorld, Macworld, Greenbot, and TechHive.

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Office 365's Outlook web interface spruces up with new features and a sleeker look

If you check your email in your browser, you'll want to check out these new Office 365 Outlook for web changes.

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Steam gamers already use Windows 10 more than all Linux distros combined

Well that didn't take long. Windows 10's usage among Steam gamers already dwarfs that of all Linux OSes combined.

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How to stop Windows 10 from using your PC's bandwidth to update strangers' systems

By default, Windows 10 turns your PC into a server for distributing updates to other machines. Here's how to make it stop.

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Windows 10: How to skip the line and claim your free upgrade right now

You may be waiting for your free upgrade even if you reserved your free Windows 10 upgrade months ago. Here's how to get it now if you're impatient.

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How to change Windows 10's default web browser to Chrome, Firefox, or Opera

Windows 10 pulls a nasty trick when you upgrade: It sets your default web browser to Edge, even if you opted for Chrome or Firefox in Windows 7 or 8. Here's how to change it back.

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Windows 10 superguide: Everything you need to know

Learn all about Windows 10's free upgrade, killer new features, and availability.

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Fight! Custom Radeon Fury, GTX 980 graphics cards brawl for PC gaming supremacy

The AMD Radeon R9 Fury flew past the stock GTX 980 in benchmarks. How does it compare against a similarly priced custom version?

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What Windows 7 holdouts will miss: 11 improvements in Windows 10

You don't know what you're missing: These under-the-hood improvements have graduated from Windows 8 to Windows 10 and could justify an upgrade.

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Killing Cortana: How to disable Windows 10's info-hungry digital assistant

Cortana, Microsoft's supremely useful digital assistant, is a highlight Windows 10 feature—but not everyone will appreciate the amount of personal information she demands to be helpful. Here's how to disable Cortana in Windows 10.

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10 things Windows 10 failed to fix or flat-out broke

Windows 10, you're a great operating system, but...please put these deficiencies on your update list somewhere.

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These graphics cards and processors support Windows 10's DirectX 12 graphics tech

Windows 10's supercharged DirectX 12 graphics tech may revolutionize PC gaming--but only if your hardware supports it.

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Windows 10 is a free upgrade for Windows 7 and Windows 8 users

You read that right: Current Windows users will be able to snag Windows 10 for the low, low price of absolutely nothing.

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5 must-know Windows 10 tips and tricks

Dive right into some of Windows 10's coolest new features with these tips for the Start menu, Cortana, virtual desktops and more.