San Francisco, On Thursday Microsoft has announced that latest Windows operating system designed to work on laptops, desktops, smartphones, Xbox One consoles and more is powering 300 million devices around the world.

The adoption speed has likely been ramped up by Microsoft's move to make Windows 10 available as a free upgrade through July 29.

Yusuf Mehdi, corporate vice president of Microsoft's Windows and Devices Group, said, "We're seeing people at home, at schools, at small businesses, at large companies, and other organizations adopt Windows 10 faster than ever, and use Windows 10 more than ever before".

According to the Redmond, Washington-based company,it will be available pre-installed on new devices or for purchase separately, with a home computer version priced at $119.

The 300 million represents new computers and devices with Windows 10 installed, as well as upgrades of existing gadgets. Microsoft said it would introduce an "anniversary update" of the operating system to make it a more powerful educational tool in classrooms.