Video: Ballmer headlines global Windows 7 launch events

Microsoft CEO Steve Ballmer took to the stage in New York Thursday to launch Windows 7. In a day of worldwide events, Ballmer took on the role of chief salesman hoping to convince consumers and business to migrate to the new operating system.

Watch now:

Watch more from the markets now:

Bookmark Market News Live and drop back whenever you need to stay ahead of today's markets.

Video: Microsoft rebounds with Windows 7

The new operating system by the world's largest software manufacturer has been widely praised as a significant improvement on the unpopular Vista.

Watch now:

Watch more from the markets now:

Bookmark Market News Live and drop back whenever you need to stay ahead of today's markets.

Video: Help for Installing Windows 7

Tech heads are looking forward to the release of Windows 7 next week, but WSJ's Katherine Boehret says installing the new operating system might be difficult. She reviews Laplink's Pcmover, an upgrade assistant.

Watch now:

Watch more from the markets now:

Bookmark Market News Live and drop back whenever you need to stay ahead of today's markets.

Video: Acer unveils a Windows 7 netbook

The Aspire One D250 will go on sale on Oct. 22, the same day Windows 7 makes its worldwide debut

Watch now:

Watch more from the markets now:

Bookmark Market News Live and drop back whenever you need to stay ahead of today's markets.

Video: Protestors rally against Windows 7

The Free Software Foundation held a rally Wednesday on Boston Common to protest Windows 7 and other proprietary software.

Watch now:

Watch more from the markets now:

Bookmark Market News Live and drop back whenever you need to stay ahead of today's markets.

Video: Windows 7 cuts price in tough market

Microsoft offers lower Windows 7 prices in a bid to snag recession weary customers.

Watch now:

Watch more from the markets now:

Bookmark Market News Live and drop back whenever you need to stay ahead of today's markets.