Still not sure whether it's worth upgrading to Vista? We put XP and Vista through the ultimate face-off.

Climb the steps all the way to Windows guru status with our invaluable selection of tips and shortcuts for XP and Vista.

Don't be confused; this XP has little to do with Microsoft. It's what happened when software developers pushed the best practices of programming to the edge, to the extreme.

Dont be confused; this XP has little to do with Microsoft. It is what happened when software developers pushed the best practices of programming to the edge, to the extreme.

Where's the #@$%? Device Manager in Windows Vista? Steve Polak exlains how to find all the system settings you know from Windows XP, in the sometimes confusing Vista interface.

Windows XP users may find themselves lost when it comes to Vista. PC Authority looks at the most useful configuration settings between them.

Leigh Dyer arrives in OS heaven with a triple-booting Intel Mac.

Every expert has a toolkit. Tim Dean takes you through the 10 tools any Windows expert cannot live without. So, to give you a head start, here are PC Authority's top 10 tools for the ultimate Windows user.

You've been raising some big questions in the forums about 64-bit. Here's our FAQ to 64-bit Vista vs XP, and whether it's worth the hassle if you're not a workstation user, but a gamer or power user.

Is Vista’s suave new interface and menu system window dressing or a radical improvement in usability?

Are your Windows 95 apps not running under XP? Tim Dean goes through a few tricks to help you get it running.

Don't want to settle for rolling green hills on your desktop? PC Authority looks at the alternatives with our guide to the latest desktop enhancements.

The price war among Netbooks and mini-notebooks is hot at the moment, especially leading up to Christmas. We source the best prices from around the net this week.

FAQ: 10 Frequently Asked Questions about Sony DVD players

Is your PC the stable, error-free platform you need? We didn't think so. Leigh Dyer, David Kidd and Ty Pendlebury present the essential guide to fixing your PC.

An often irreverent look at some of the past week's other news.

Will a beefed-up firewall, User Account Control and disk encryption make Vista a safer choice than XP?

Will splashing out on expensive RAM make a real difference to PC performance? And if so, how much should you buy? We supply the benchmarks and lay the details bare

At Microsoft’s grand unveiling of Office Beta 2, Vista and Longhorn, we ask why it’s being so bullish about this release.

From budget laptops to ultra-tiny netbooks, ultraportables and high performance, we explain the tricks to finding out the ultimate laptop at the right price.