You may not have noticed, but most Windows 8.1 tablets run in 32-bit mode despite having a 64-bit processor. That's about to change. Brooke Crothers writes about mobile computer systems, including ...

Microsoft has set this month for the long-awaited launch of its 64-bit version of Windows. Officially dubbed Windows XP Professional x64 Edition, the software has been available as a free, ...

Add Yahoo as a preferred source to see more of our stories on Google. Not sure if your installed version of Windows is 32-bit or 64-bit? One quick way to tell is by looking at information about your ...

Microsoft has released a 64-bit version of its OneDrive file-syncing app for Windows 10, bringing it up to par with the 64-bit version that's available for Apple's MacBooks. The OneDrive 64-bit ...

Commentary--With the release of 64-bit Windows, the roadmap for future operating-system upgrades has become more congested. It's taken four years for a reluctant industry to adopt XP; the signs are ...

If you have bought a PC in recent years, in all probabilities you have a 64-bit version of Windows 11/10. Unlike 32-bit (x86) Windows installation that permitted the installation of only 32-bit ...

Microsoft announced today that the expected support for 64-bit x86 emulation on Windows on ARM devices has arrived, provided you are running Build 21277. You'll need to be part of Microsoft's Windows ...

Mozilla Engineering Manager Benjamin Smedberg last Friday quietly posted a thread over on the Google Groups mozilla.dev.planning discussion board titled “Turning off win64 builds.” By Wednesday, ...