How can I play the B dim 7 guitar chord?

To play the B dim 7 guitar chord, place your index finger on the 2nd fret of the A string, your middle finger on the 3rd fret of the D string, your ring finger on the 2nd fret of the G string, and your pinky on the 3rd fret of the B string. Strum from the A string down to the high E string.