The microsoft-windows-languagefeatures-basic-zh-cn-package (specifically the .cab variant with the 31bf3856ad364e35 public key token) is a critical Feature on Demand (FOD) package for Windows 10 and 11. It provides the foundational "Basic" linguistic components for Simplified Chinese (zh-CN), which are required before more advanced features like handwriting or speech recognition can function properly. Core Functional Review
This package is not a full "Language Pack" (which handles UI translations) but rather a set of typing and proofing tools essential for anyone communicating in Simplified Chinese.
Typing Assistance: It enables core input method editor (IME) functionality, including text prediction and word breaking.
Proofing Tools: Provides built-in spell checking and hyphenation for Simplified Chinese across Windows applications.
System Integration: It is often the first component installed when a user selects "Chinese (Simplified, China)" in the Windows Language Settings. Section 6: How to Install the
Dependency Role: Microsoft explicitly recommends pre-installing this package as a prerequisite for other zh-CN FODs, such as OCR, handwriting, and text-to-speech. Deployment & Technical Profile
The .cab format is primarily used by system administrators for offline imaging and enterprise deployments where an internet connection might be unavailable. Language and region Features on Demand (FOD)
microsoft-windows-languagefeatures-basic-zh-cn-package (full identity: 31bf3856ad364e35 amd64 .cab Feature on Demand (FOD)
package for Windows that provides the foundational components for the Chinese (Simplified) Microsoft Learn Core Purpose such as OCR
This package is essential for any Windows user who needs to type or read Simplified Chinese. It includes: Basic Typing: Core input method (IME) support for Simplified Chinese. Text Services:
Spell checking, text prediction, word breaking, and hyphenation specific to the language. Foundational Dependency:
It is typically the first component you must add before installing other Chinese language features like Handwriting, Speech, or Text-to-Speech. Microsoft Learn When to Use This File You will typically interact with this specific file in the following scenarios:
Функции языка и региона по запросу (FOD) - Microsoft Learn Section 6: How to Install the
microsoft-windows-languagefeatures-basic-zh-cn-package 31bf3856ad364e35 amd64 .cabWindows IoT Enterprise LTSC images often strip all language components to save space. Adding this single .cab (approx 15-25 MB) restores input without dragging in the full 300 MB language pack.
In Windows 10/11, Microsoft introduced Language Experience Packs (LXPs) – smaller, Microsoft Store-serviced language components. The “Basic” .cab style packages are the legacy or full offline equivalent. For modern Windows builds, you can also add a zh-CN LXP via Store, but the .cab is essential for image-based deployment in enterprise environments.
Let’s open the cabinet file metaphorically (you can actually extract it using expand or 7-Zip). A typical basic-zh-cn package contains:
| Folder/File | Purpose |
|-------------|---------|
| amd64_microsoft-windows-l..anguagefeatures-basic_31bf3856ad364e35_10.0.22621.1_none_hash\ | Core binary files |
| chinese_simplified_inputmethod_amd64.cab | Embedded Microsoft Pinyin/Wubi IME engine |
| SimSun.ttc, MSYH.ttc | System fonts for Chinese rendering |
| locale.nls | National Language Support data for zh-CN |
| msctf.dll | Text Services Framework for IME |
| *.mui (e.g., explorer.exe.mui) | Chinese resources for system components |
| PackageManifest.xml | Defines dependencies, ownership, and servicing rules |
| update.mum | Microsoft Update manifest – declares parent-child relationships |
When DISM adds this package, it does not just copy files. It registers the language with the Language Control Panel, updates the registry key HKEY_LOCAL_MACHINE\SYSTEM\CurrentControlSet\Control\Nls and HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\CTF\TIP, and triggers font linking so that Chinese characters appear correctly even in English applications.
Dism /Unmount-Image /MountDir:"C:\Mount" /Commit