How to set GIT Username and email global in local computer?

In the window, you can open Command Prompt (CMD) or Git bash and type the command below to check current git username in your computer:

$ git config --global user.name

If it returns "conta", it is correct.

And to change this name to another, you can run the command below:

$ git config --global user.name "YOUR_NAME"

I hope it's useful for you.

I. To change your Git username for every repository on your computer, You can do as below:

1. Open Git Bash or Cmd.

2. Change a Git username:

$ git config --global user.name "YOUR_USERNAME"

To check username changed or not:

$ git config --global user.name 
> YOUR_USERNAME

II. Change your Git username for only one repository

1. Open Git Bash or Cmd.

2. Change the current working directory(folder) to the local repository where you want to configure the name that is associated with your Git commits.

3. Change a Git username:

$ git config user.name "YOUR_USERNAME"

4. Confirm that you have set the Git username correctly:

$ git config user.name
> Mona Lisa