Because of this, (VSTO, Office.js web add-ins, COM shims, VBA compiled modules) may fail or behave unpredictably on portable editions.
Would you like a full working VBA add-in template for Portable Office 2019 (e.g., a custom ribbon button that runs your automation)? Portable Microsoft Office 2019
While the convenience factor is tempting, downloading a cracked portable Office 2019 from torrent sites or file-sharing forums comes with significant dangers: Because of this, (VSTO, Office