Microsoft filed 26 federal lawsuits against companies suspected of dealing in pirated copies of its lucrative Windows and Office computer software, a release said. Microsoft...

Microsoft on Monday said it is teaming up with Linux supplier XenSource to allow computers to run the upcoming version of Microsoft's Windows server operating...

Yahoo and Microsoft released software that built a bridge between their previously exclusive online instant messaging (IM) systems. The move fulfilled a promise the US...

Microsoft said it would appeal the €280 million ($357 million) fine handed down by the European Commission to the software giant for failing...

Microsoft on Tuesday warned of five "critical" security flaws in its Windows operating system and Office software that could allow attackers to take control of...

Europe's competition watchdog plans to fine Microsoft up to 3 million euros ($3.8 million) a day if the U.S. software giant continues to defy a...

Microsoft plans to release seven software patches next week. Four of the updates will fix bugs in Windows while another three will address flaws in...

Software colossus Microsoft remained tight-lipped regarding media reports that it intended to unleash its own version of Apple Computer's popular iPod MP3 player. Unofficial word...

Responding to government requests for interoperability, Microsoft said on Thursday it will offer free software that will allow Word, Excel and PowerPoint to handle documents...

Microsoft will start selling a wireless digital music and video player to compete with Apple's iPod by Christmas, according to a reuters report, citing sources...