Earlier today,Chrome 50 update, this version has brought a lot of security upgrades, but Google also officially announced that Chrome officially stopped support for XP Windows, Vista and older versions of X OS (10.6, 10.7 and 10.8).
Stop supporting means not to be installed, but can not get timely security updates.
In fact, as early as April 2014, Microsoft stopped support for XP, and now the world's first (IE), second of the browser to give up the XP.
Currently, Firefox, Opera also supports XP, but the test in the Opera 37 also abandoned the XPVista, that is, the user of these operating systems, the highest available version is Opera 36.
As for the XP itself, its global market share is still 10.90%, 7 only to Windows 51.89% and 10 of Windows 14.15%, while in China, XP is 7 only to Windows second.