- 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.
