Microsoft Office 15.0 Object Library __exclusive__ Download Page

Run the installer. You do not need to install all applications (Word, Excel, PowerPoint). The object library is installed as long as you install or the “Office Shared Features” component.

The "Microsoft Office 15.0 Object Library" (typically MSO.DLL ) is a type library that exposes the core objects, methods, and properties of the Microsoft Office ecosystem. It allows programming languages (like VBA or C#) to interact with common Office elements such as: microsoft office 15.0 object library download

Most VBA code written for Office 15.0 will run perfectly on using Late Binding or simply by updating the reference. Run the installer