Microsoft launches Windows 10

Microsoft Corp. launched Wednesday, the new operating system Windows 10, which is long overdue.The company said that Windows 10, who comes nearly three years after the launch of the previous operating system Enterprises- Free will be available as an update in 190 countries for users running Windows 7 systems, Windows 8.1 and Windows 8.1 iPhone.

The new operating system is designed for use in laptop computers and desktop computers, smart phones, which is part of Chief Executive Satya Nadela efforts to restore the company's niche markets tablets and mobile phones.

Last week, the head of the financial sector Amy Hood said that the company is looking to reap revenues through the construction of a research and entertainment capabilities within Windows 10.