How can I play a major 7 chord on the guitar?

To play a major 7 chord on the guitar, place your fingers on the appropriate frets for each string based on the chord shape. For example, to play a G major 7 chord, place your fingers on the 3rd fret of the low E string, 4th fret of the D string, 3rd fret of the G string, 4th fret of the B string, and 3rd fret of the high E string. Strum all the strings except the low E string.