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.

Microsoft Windows 10 April 2019 Update 19H1 Windows search first open

Microsoft will patch Windows 10 CPU-spike bug, and says it's tied to disabling web search

If you're noticing unexpected CPU spikes under the Windows 10 May 2019 Update, it may be tied a user preference in Windows Search. A patch has now been issued, Microsoft says.

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Lenovo's Marvel Dimension of Heroes lets you play Marvel superheroes in AR

Lenovo and Disney build on its Star Wars AR game of two years ago. Marvel Dimension of Heroes adds a pair of controllers, so you can play Captain America and five other Marvel heroes in augmented reality.

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Dynabook launches 15-inch thin-and-light Tecra X50 notebook with some big conveniences

Dynabook (formerly Toshiba) has launched a 15.6-inch Tecra notebook that won't break your back, or your bank.

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How to save money and scan your photos digitally using your phone and Google PhotoScan

School photos and wedding photographers now offer you the rights to digital images for an additional fee. But using Google PhotoScan and your smartphone, you may be able to create your own digital images, for free.

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Intel: Core i9-9900KS, Cascade Lake-X chips will ship in October

At IFA, Intel tries to head off AMD's next-gen Threadripper by announcing a timetable for its monstrous Core i9-9900KS and the upcoming Cascade Lake-X multicore processors.

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Logitech unveils next-gen MX Master 3 smart mouse, MX Keys keyboard

Logitech's MX Master 3 mouse includes an improved Magspeed wheel that Logitech says is faster and more precise. Logitech Flow is also supported.

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Thunderbolt is optional in USB4, USB4 spec says

The USB Implementers Forum has published the USB4 spec, but it's left to device makers whether to integrate Thunderbolt support with USB4 devices.


AMD acknowledges 3rd-gen Ryzen boost bug, says fix is coming September 10

AMD says that it will provide a BIOS fix to address reports that its 3rd-gen Ryzen chips can't hit advertised turbo boost speeds.

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New Windows 10 build merges tablet, desktop experience

Windows 10 build 18970 does away with the traditional tablet UI on two-in-one PCs. A new cloud reset option has been added as well.

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If you're interested in a Microsoft Surface, now's the time to buy

As Microsoft quietly prepares to launch new Surface devices in October, retailers are busy trying to unload current hardware like the Surface Pro 6, Surface Laptop 2, and more.

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A new 32-core AMD Threadripper appears on benchmark site

AMD has promised more details on a new Threadripper chip soon; is it possible that this 32-core chip is it?

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AMD settles Bulldozer class-action suit that could pay out up to $35 per chip

AMD settled a suit claiming that its Bulldozer chip was misportrayed as having eight cores instead of four. The $12.1 million in compensation works out to about $35 per chip.

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Dark mode is coming to Office on the web, plus Outlook for iOS and Android

Dark mode arrives in the mobile version of Outlook today, Microsoft said, and will be extended to other Office apps for iOS once iOS 13 drops.

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Hands on with the next Microsoft Edge, Microsoft's revamped Chromium-based browser

Microsoft recently issued a beta of the new Microsoft Edge, which is built on Chromium, the engine behind Google's Chrome. Here's what we found when we dug in.

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Microsoft signals probable Surface launch event for Oct. 2

Microsoft has notified reporters to save the date for an Oct,. 2 event in New York City, almost certainly setting the stage for new Surface hardware plus an update to Microsoft's Windows 10 strategy.