0x00000657

ERROR_INSTALL_LANGUAGE_UNSUPPORTED

The language of this installation package is not supported by your system.

win32decimal 1623Windows Installer (MSI)

Matched as: the code as given (hex)

Log a case with no specific solution

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Source: System Error Codes (1300-1699) - Win32 apps · CC-BY-4.0 (MicrosoftDocs/sdk-api, repo license verified 2026-10-09) · retrieved 2026-10-09