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Windows 10 tips: Your first 30 minutes with the Tech Preview

So you've downloaded Microsoft's Windows 10 Technical Preview. Let PCWorld show you around your new OS with our newbie's guide to Windows 10, complete with tips and tricks.

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Windows 10 Technical Preview: The consumer goodies we expect to see next

The current preview is all about making businesses happy, but Microsoft hasn’t forgotten about the user on the street. Look for news about Cortana, Internet Explorer and more, probably at the Consumer Electronics Show.

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Trying Windows 10 Tech Preview? Keep these 7 things in mind

The software you'll install on your PC is an early stage version of the OS that'll have bugs and will change a lot over time

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Microsoft's new Sway tool blends Office apps into a platform for presenting ideas

Sway can apply the functionality of Word, Excel, PowerPoint, and OneNote to a new, intuitive kind of document that formats itself automatically and can even pull data from the web.

Microsoft blends the old and new with Windows 10

Microsoft unveiled a major update to its operating system, called Windows 10. The company did a lot to make Windows 10 feel familiar to people who are used to running older, Win32 style apps. We got a first look at some of the new features.

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Hands-on with Microsoft's new Windows 10: UI changes that look great at first blush

At this point, Microsoft's next OS is literally a work in progress. But some of the changes in UI are available to view, and they're both lovely and productive.

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Windows 10 revealed: Microsoft's next OS fuses Windows 7 and 8

Microsoft executives said Windows 10 is Microsoft's response to feedback to consumers and businesses who still weren't satisfied with Windows 8. And you'll get to try it out for yourself.

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Bye, Bing: Microsoft's Windows apps rebranded as MSN

The future of Microsoft's online services is here---and it's MSN. Say goodbye to Bing unless you're using Cortana or doing a search.

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Tasked with promoting Office 365? Microsoft has a website for you

The new Office 365 Customer Success Center is for 'champions' responsible for driving adoption of the suite, the company says.

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HP thinks its $200 Stream notebook is the future of Windows computing

The 7-inch Stream tablet will be even cheaper: Just $100.

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Microsoft wants you to help predict the future, and bet on it

The team that helped Microsoft's Bing predict the outcome of the Scottish election, World Cup games, and NFL matches wants you to "bet" on future outcomes -- and tell Microsoft loads of other personal details, too.