I have not worked with excel files from C++, specifically, but github appears to have these 3 projects that are each quite popular.
OpenXLSX (The readme specifically metnions that it works with VS 2019 using the cmake extension)
Many programming languages have the ability to modify Excel files,
either natively or in the form of open source libraries. This ...
If you are using Visual Studio Code IDE there are many such extensions:
Cpp Static Checks
C/C++ Clang Command Adapter
Clang-Tidy for VSCode
Clang Tidy GUI
C/C++ Advanced Lint for VS Code