If you are still experiencing the "Detected Office 2019 C2R Retail could not be converted to Volume" issue, consider whether the installation media you are using is truly a volume licensing version, or if antivirus software is preventing registry modifications.
Automated scripts use a dynamic process to clean your computer's current Office licenses and inject the corporate identities needed for Key Management Service (KMS) activation. The process fails primarily due to three core issues: 1. Existing Retail Activation If you are still experiencing the "Detected Office
Newer retail updates sometimes break the manual conversion process, leading to "Not Genuine" messages even after a seemingly successful switch. Recommended Fixes 1. Verify and Restart the C2R Service If you are still experiencing the "Detected Office