Global Git configuration: (Windows) c:/users/{user}/.gitconfig

git config --global user.email "email@example.com"

git config --global user.name "John Doe"

Single Repository Level: /.git/config

git config user.email "email@example.com"

git config user.name "John Doe"

References:

• https://help.github.com/articles/setting-your-commit-email-address-in-git/
• https://git-scm.com/book/en/v2/Getting-Started-First-Time-Git-Setup