Detected Office 2019 C2r Retail Could Not Be Converted To Volume Site

Office 2019 utilizes C2R installation technology, which downloads and updates components dynamically.

By following the steps outlined in this guide, you will eliminate this error from your deployment logs and ensure your organization remains compliant with Microsoft Volume Licensing terms. Office 2019 utilizes C2R installation technology

Did you have a (like Office 365) installed on this PC? Office 2019 utilizes C2R installation technology