You can select the tag's Key and Value from the suggestions, or you can enter your own.

A valid tag must follow these guidelines:

• Tag keys must be between 1 and 64 characters long, and values must be at least 1 character long.
• Tags can only have lowercase letters, numbers, spaces, and these special characters: -, _, ., +, @, and :.

After you add your first tag, you can:

• Select the Key or Value field of an existing tag and enter new text to edit it.

• Select Delete next to a tag to delete it.

  

• Select Add additional tag to add another tag.