However, by understanding the underlying need, you can achieve the same practical result using one of four methods:

Repackaging MSI inside PKG (if EXE contains MSI)

This method requires a good understanding of the command-line interface and the structure of PKG files.

To definitively answer the query "convert exe to pkg": They are incompatible formats for different operating systems.

productsign --sign "Developer ID Installer: Name" output.pkg signed.pkg Conclusion