Source: https://support.microsoft.com/en-us/help/4343897/windows-10-update-kb4343897
Direct download links for KB4343897 MSU file from Microsoft Update Catalog:
:arrow: Download KB4343897 MSU for Windows 10 v1709 32-bit (x86) - 471.2 MB
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UPDATE 1/3: Cumulative Update KB4056892 Windows 10 v1709 Build 16299.192 - Windows 10 Forums
Source: https://support.microsoft.com/en-us/help/4054517/windows-10-update-kb4054517
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