After screenshots of an unreleased build with version number 10038.12518 leaked last week, a new set of leaked screenshots of Windows 10 for phones have surfaced, this time in English. The build number is also different, with the version cited as 8.15.12521.

The screenshots reveal functionality that will allow users to set customizable LED notification colors for app alerts. Redesigned settings section with toggle settings, the new People app as well as Outlook account creation and deletion process are also highlighted.

Read more: Even more Windows 10 for phones screenshots leak | Windows Central