Downloading a "multi-language" Windows 11 ISO typically refers to the found on the official Microsoft Download page . While the ISO itself contains multiple editions (Home, Pro, etc.), you must select your primary product language during the download process. Once installed, you can add any of the dozens of available language packs through the system settings. The Story of the Universal Key

Check whether a version of Windows supports multiple languages

After installation, users can:

Select Windows 11 (multi-edition ISO for x64 devices) .

To get started, you generally want the most versatile version. Head to the Windows 11 Download Page.