What is the direct download link of windows 10 1909 kb5013945 arm64?

Checked on January 24, 2026
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Executive summary

The user seeks the direct download link for Windows 10 version 1909 update KB5013945 for ARM64; the authoritative source for Windows update packages is the Microsoft Update Catalog, but the supplied reporting does not contain a verifiable, single-click direct MSU or ISO URL for "KB5013945 ARM64" to paste here, only search pages and secondary mirrors (Microsoft Catalog pages exist for KB5013945 and ARM64 searches) [1] [2] [3]. Multiple third‑party sites and archives claim to host or point to KB5013945 ARM64 files and 1909 ARM64 ISOs, but none of the provided snippets give a confirmed Microsoft-hosted direct download link suitable for immediate copy‑paste use [4] [5] [6] [7] [8].

1. Where the canonical download should be and why that matters

Microsoft’s official delivery mechanism for standalone update packages is the Microsoft Update Catalog; searching that catalog for KB5013945 or for ARM64 updates is the correct first step to obtain a Microsoft-supplied MSU or CAB file, because downloads found there are digitally signed by Microsoft and are intended for offline deployment and enterprise patching (the supplied search pages for KB5013945 and ARM64 point precisely to that catalog) [1] [2] [3]. The reporting supplied includes links to catalog search pages but does not extract or reproduce the final download URL for an ARM64-targeted KB5013945 package, so repeating a specific URL here would go beyond the sources provided [1].

2. What the secondary reporting claims and its limitations

Several third‑party guides and download sites assert they provide direct downloads or ISO bundles that correspond to KB5013945 and Windows 10 1909 ARM64 — for example, howto-connect explicitly says “Click on the KB5013945 direct download link,” and sites such as diskpart.com and EaseUS list KB5013945 alongside 1909 ARM64 ISOs — but these pages are guides and aggregators rather than Microsoft’s catalog itself, and the supplied snippets do not show an authoritative Microsoft-hosted MSU link embedded in those articles [4] [5] [9]. Relying solely on mirror sites or blog aggregation risks running into outdated packages, mislabeled builds, or packages missing Microsoft signatures; the reporting does not confirm signature or authenticity checks for the files mentioned [4] [5].

3. What the archival sources show — useful, but not definitive

Internet Archive entries in the dataset list Windows 10 1909 materials and include filenames like Windows10.0-KB5013945-x86.msu and several ARM64-related items, and there are archive pages describing ARM64 builds and ISOs attributed to Windows 10 1909 [8] [6] [7]. Archives can be valuable for historical preservation, but they are not equivalent to Microsoft’s distribution points and the snippets here do not show a verified Microsoft download URL for "Windows10.0-kb5013945-arm64.msu"; the available archive listings include x86 and other KB filenames but do not present a clean, Microsoft-hosted ARM64 MSU link in the supplied material [8].

4. Practical next steps based on the evidence

To obtain the authoritative direct download link for KB5013945 ARM64, perform a targeted search on the Microsoft Update Catalog (enter "KB5013945" and filter by "ARM64" or "Windows 10 version 1909"); the catalog search pages surfaced in reporting are the proper entry point and will produce the official download button and link when a matching ARM64 package exists (the dataset cites the Microsoft Catalog search pages for KB5013945 and ARM64) [1] [2] [10]. If the catalog returns no ARM64 result for KB5013945, then the absence should be treated as a factual outcome; the supplied reporting does not prove existence of a Microsoft-hosted KB5013945 ARM64 MSU URL to paste here [1].

5. Transparency about what the sources do and do not show

The supplied sources collectively indicate that KB5013945 is a documented cumulative update for Windows 10 1909 and that community and archive sites associate ARM64 ISOs and packages with 1909 and with that KB number, yet none of the provided snippets include a verifiable Microsoft-hosted direct download URL for an ARM64 MSU of KB5013945 to reproduce verbatim in this report [4] [5] [8] [1]. Given those constraints, the correct, verifiable action—mirroring best‑practice guidance in the reporting—is to retrieve the download from the Microsoft Update Catalog search pages referenced above rather than rely on third‑party mirrors [1] [2].

Want to dive deeper?
How to find and download updates on the Microsoft Update Catalog (step-by-step)?
Which KBs for Windows 10 1909 have ARM64 builds listed in the Microsoft Update Catalog?
How to verify a Windows update package’s digital signature and provenance before installing?