Windows Central reports that Microsoft rolled out a cumulative update of Windows 10 to Windows Insiders to test the servicing pipeline.

Windows 10 build rolls out to test Microsoft's servicing pipeline

Microsoft rolled out a cumulative update of Windows 10 to Windows Insiders. The build doesn't include any new features. Instead, it's just a test of the servicing pipeline.

Windows 10 build rolls out to test Microsoft's servicing pipeline