To install a local copy of help content so developers can browse documentation offline without an internet connection (e.g., via Microsoft Help Viewer or integrated Visual Studio help). 3. Typical Sources for Download This file is rarely distributed as a standalone direct download from public-facing download pages. Instead, it is usually part of a larger SDK or development tool installer.
This report provides guidance on the typical sources of this file, its intended purpose, and recommended actions for download and verification. | Component | Meaning | | :--- | :--- | | toolkit | Generic term for a software development kit (SDK) or toolset (e.g., Windows SDK, Windows Driver Kit, or similar). | | documentation | Indicates the file contains offline help files, API references, guides, or technical manuals. | | x86 | Architecture: 32-bit processor compatibility. Installs on both x86 and x64 Windows versions. | | en-us | Language: English (United States). | | .msi | Windows Installer package. Requires msiexec.exe to run. | toolkit documentation-x86_en-us.msi download
| Source Type | Example Location | Notes | | :--- | :--- | :--- | | | microsoft.com/en-us/download | Search for related SDK (e.g., "Windows SDK", ".NET Framework SDK"). | | Visual Studio Installer | Visual Studio → Modify → Individual components → "Help Viewer" or "Documentation component". | Preferred method for current Microsoft tooling. | | Legacy Direct URLs | download.microsoft.com subdomains | Only use exact URLs from official Microsoft documentation. | | Microsoft Update Catalog | catalog.update.microsoft.com | May contain language pack or documentation updates. | To install a local copy of help content