How To Learn To Play Guitar Chords Smoothly
There are lots of ways to play each chord and you should learn them all. This will develop flexibility in your muscles. There are times during the day when we are free to pick up the guitar and practice our chords. If noise is a problem, you might be able to get away with stuffing a handkerchief under the strings near the bridge but you need plenty of opportunities to practice getting a clean sound when you change chords. Sloppy chord practice will only give you sloppy muscle memories.
Here is a video on muscle memory and learning chords . . .