UPDATE: Download Windows 10 1607 Script fix to unblock update for Windows Insiders from Official Microsoft Download Center
Source: Cumulative Update Build 14393.22 for PC and Build 14393.221 for Mobile now available - Feedback Hub
How...
Source:
Windows 10 update history - Microsoft
Cumulative update for Windows 10 Version 1607: September 20, 2016
Windows Update - Check for and Install in Windows 10 - Windows 10 Forums