Place your index finger across all six strings at the 1st fret
Place your middle finger on the 2nd fret of the G string
Place your ring finger on the 3rd fret of the A string
Place your pinky finger on the 3rd fret of the D string
Strum all six strings
Press firmly enough to avoid muted strings
Keep your thumb behind the neck for support
Adjust finger position until every string rings clearly