Based on the title fragment provided, this report concerns a specific, widely used Windows utility known as (often referred to as Office C2R Install or OInstall ). It is technically a "Software Deployment Tool" but is heavily associated with software piracy.
Microsoft does not support this tool, and using it can lead to installation errors or unstable software behavior. Licensing Concerns: Download- Office 2013-2021 C2R Install - Instal...