Twist the 6 knobs in appropriate directions to unstring the guitar.

There are six strings on a guitar. From the thickest string to thinest, or left to right, the stings are named E(low), A, D, G, B, and E(high) strings.

In order to unstring the strings, turn the knobs for E(low), A, and D strings in clockwise direction and turn the knobs for G, B, E(high) strings in counter clock wise direction.