Be sure to practise thes guitar chords over and over until you've got the hang of it. Remember that one of the keys to learning the guitar is practise, practise, practise. What you have in this guitar lesson is the tools that you need to speed up the process of learning these chords.
Be sure to follow the steps carefully and you will have correct fingering and chord structure, 2 of the key ingredience when playing guitar chords.
Have a go at switching between different chords. When you play songs you will use what are called chord progressions, which is a group of chords played one after another.