How can we begin to learn how to play guitar chords? By learning your I IV V chord progression in the first position. In the key of C that would be CFG chords. If you need help, not just a web search for "chord progressions" or the "Nashville number system." Here are the chords in all keys. I do not mean learn them all right now, but take it as a medium to long term task. Take a look at some sheet music or tabs for the songs you want to learn andwork on the keys that your songs are in this way you will be able to your hard work to make some good use.
If you worked on how to play guitar chords during a stay in the rhythm you have probably found the going a bit slow. The next step is to begin looking for shortcuts. Sorry there are no shortcuts to a quick chord changes, just slow, meticulous practice until a day that you get your body can change chords all through him. Some people call it muscle memory, others say that allacquisition of motor skills is the work of "the intelligence of the body." Regardless of the explanation, too much analysis never help. What help does not repeat the practice.
Learn chord progressions, will train and strengthen your fingers and give a few practice your strumming. What are the key to this is to practice carefully so that you are a whole lot of the mistakes are not repeated. What is at work here is muscle memory and the more careful you are to get things right, the trigger will beyour claim. The end result will be that the chord progressions will automatically come to you. It will remain with you all your life.
Another exercise for the development of physical dexterity is practicing scales. A point that needs to be made here is to learn scale shapes. Just as there are a variety of guitar chords in the first position, and a few basic shapes that can be moved to the fretboard, there is also the scale patterns that can be introduced to all positions to be moved. One thing towatch out for is the point where fatigue sets in after a few runs up and down the scale. Accuracy and speed does not necessarily follow warming up the fingers. The answer is not much time on the scales if you do not yet know your chords. Once you know some open chords you can get a few songs to play and it is something to show for your initial efforts. Then you can settle down to work on the scales. Improvement in playing scales simply comes with a couple of weeks and monthspractice.
Once you have a few basic chords under your belt, get yourself a couple of songs as some basic blues, or a few Bob Dylan songs. Play along with a few CD's or whatever on the radio. Your goal is to build your confidence and musical skills early in your career as a guitar player. This progress will help in the next stage of learning to play the guitar.