Windows Central published a story that a new build of Windows 10 has leaked on the internet

Just ahead of Microsoft's big event next week, a new build of Windows 10 has leaked onto the internet. This build, 10558, features improvements to the Edge browser, along with a new Messaging app. This build also includes a new Skype Video app.

Other notable inclusions in this build include:

Find my device settings using GPS/location info
New Registry Editor icon
Spotlight feature for Enterprise Users
Install apps to external storage
Dark UI in Messaging app
Safe to remove (USB drives) icon in system tray
More updated icons for Control Panel

  Windows 10 build 10558 leaked