- Make sure you are logged in to Google Search Console.
- Select the correct property from the dropdown, located at the top left.

- Click on "Settings" in the left column.

- Click on "Users and permissions"

- Click on "Add user".

- Fill in the e-mailaddress of the user you want to add, and select the correct permissions.Note: the e-mail address has to be linked to a Google Account.

- Add the new account.