To play the B Major chord, perform a barre by pressing your index finger on the E-string and bottom-A string on the 2nd fret, ring finger on the 4th fret of the top g-string, and middle finger on the 3rd fret of the C-string.
B Major Ukulele Chord Explanation
The B major chord contains the notes B-D#-F#.
To build a B major chord, take the major triad formula (1-3-5) and apply it to the B major scale (B, C#, D#, E, F#, G#, A#).
Identify the first, third, and fifth scale degrees in the B major scale which are B-D#-F#.
Watch the following video to learn how to play a B major chord on ukulele.