Windows 10 increased its share of the total worldwide PC operating system market to 7.94% during October 2015. That's a slight increase from 6.63% in September 2015 for Microsoft's latest OS version. The numbers were revealed today by research firm Net Applications, who monitors operating system usage from tens of thousands of websites.

Windows 10 is still in fourth place among all PC operating systems worldwide, according to Net Applications. Windows 7 still has a solid lock on the number one spot with 55.77% in October, down from 56.53% in September. Windows XP, which Microsoft no longer supports, was still listed in second in October with 11.68%, down from September, when it had 12.21%. Windows 8.1 was third in October with 10.68%, down slighty from September with 10.72%.

Microsoft has already announced that Windows 10 has been installed on over 110 million PCs and tablets in the first three months since it launched. Unconfirmed reports claim that number has now increased to over 120 million installs.

Source: Net Applications