The Microsoft Excel 16.0 Object Library is not available as a standalone DLL download because it is not a single, separate file. Instead, the library's functionality is embedded directly within the Excel executable (EXCEL.EXE) or bundled within the Office core files that are installed as part of the Microsoft Office 16 (Office 2016, 2019, or Microsoft 365) suite. Where to Find the Library

Would you like step-by-step instructions for adding the Excel 16.0 Object Library to Visual Studio, VBA, or a specific development environment?

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The Bottom Line

The Microsoft Excel 16.0 Object Library is the invisible machinery that makes Office automation possible. It allows your custom applications to treat Excel not as a spreadsheet program, but as a high-powered calculation engine.

The Microsoft Excel 16.0 Object Library DLL is typically located in the following folder: