B♭m7(add11) 8-string bass chord

How to play B♭m7(add11) on 8-string bass

The most common way, the first shape above: lay your index finger flat across the four strings from the A to the C at the 1st fret. Let the F string ring open. Don’t play the F♯, B and E strings.

From the F♯ string x x x 1 1 1 1 0 (x: not played, 0: open)

What notes are in B♭m7(add11)?

B♭m7(add11), B♭ minor seventh added eleventh, is B♭, D♭, F, A♭ and E♭: the root (B♭), the minor third (D♭), the perfect fifth (F), the minor seventh (A♭) and the eleventh (E♭). Its formula is 1 ♭3 5 ♭7 11.