Mark HachmanSenior Editor, PCWorld

As PCWorld's senior editor, Mark focuses on Microsoft news and chip technology, among other beats. He has formerly written for PCMag, BYTE, Slashdot, eWEEK, and ReadWrite.

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Windows 7 will use pop-ups to warn users of the operating system's impending death

By giving advance notice that users may see pop-up warnings, Microsoft hopes to gently steer Windows 7 users into transitioning to Windows 10.

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Elizabeth Warren wants to break up Amazon, Facebook, and Google and undo their acquisitions

Senator Elizabeth Warren proposed breaking up Aamzon, Facebook and Google if elected president, claiming that the three have grown t0o big and are harming competition.

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Chromebooks versus Windows laptops: Which should you buy?

Should you buy a Chromebook or a Windows laptop? They're similar in some ways, and in others, fundamentally different. We help you decide.

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Huawei Matebook X Pro review: A few cut corners diminish this otherwise great laptop's value

Average performance and battery life are the two knocks on the Huawei Matebook X Pro, but a great display, audio, discrete graphics and an included USB-C hub elevate it among the top thin-and-light contenders we've tested.

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Recent Windows 10 patch brings good, bad performance news for PC gamers

Though Windows 10 patch KB4482887 offers a performance improvement for older Intel Core processors, it also introduces a known issue that may slow down your GPU and mouse.

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WebAuthn: What you need to know about the future of the passwordless Web

Hate passwords? We all do. So Microsoft, Google, and other browser makers have made WebAuthn to replace passwords with your fingerprint and facial recognition.

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Zuckerberg, Facebook commit to building 'privacy focused platform,' dodging ads and fake news

Facebook chief executive Mark Zuckerberg outlined how a commitment to privacy will affect the future of Facebook apps like Instagram and WhatsApp, but generally ignored the broader problems facing the platform.

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HP Spectre x360 15 (2019) review: A prettier, more powerful convertible than the last

The HP Spectre x360 15 (2019) earns our Editor's Choice award for its 6-core processor, powerful GeForce discrete GPU, and battery life that improves over its predecessor. Did we mention that it's been redesigned?

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The new USB4 spec promises a lot: Thunderbolt 3 support, 40Gbps bandwidth, and less confusion

Meet USB4, which promises to simply the USB naming scheme and integrate the high-bandwidth Thunderbolt 3 specification.

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USB 3.2's horrible new branding scheme may create confusion for PC buyers

By lumping three different USB specifications under the USB 3.2 umbrella, PC makers have an opportunity to play fast and loose with specifications.

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Windows 10 should never reboot your PC without your express permission, researchers conclude

It may be preaching to the choir, but three researchers have found that Windows 10 Home's patching options for Windows Update are simply inadequate.

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Qualcomm's next Snapdragon chip suggests 2020 really will be the year of 5G phones

Phones with processors that have 5G built inside won't appear on store shelves until next year, raising raising critical questions about when to buy a 5G phone.

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The microSD Express standard combines PCI Express speeds, microSD convenience

The microSD Express promises bandwidth that about triples the speeds today's microSD cards provide. But laptops and cards supporting the new standard aren't yet available.

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Lenovo's ThinkPad T490 emphasizes display improvements in 2019 refresh

At MWC, Lenovo updates its workhorse ThinkPad T490, as well as the ThinkPad T490s and larger T590 with 500-nit HDR displays, new privacy options, and more.

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Microsoft launches HoloLens 2 with a strong business bent

Microsoft has launched HoloLens 2 with an expanded field of view and—with a price of $3,500—a clear aim at business rather than consumers.