Unable to install the dotnet tool

I tried to install the dotnet tool using the command "dotnet tool install --global Creedengo.Tool" but got the following error message :
<img width="1697" height="159" alt="Image" src="https://github.com/user-attachments/assets/995c07e1-0b1f-400b-a6ea-e50d391b3573" />