Cmaj7♭5 8-string bass chord

How to play Cmaj7♭5 on 8-string bass

The most common way, the first shape above: your index finger on the B string at the 1st fret, your ring finger on the E string at the 2nd fret, your ring finger on the A string at the 2nd fret and your ring finger on the D string at the 2nd fret. Don’t play the F♯, G, C and F strings.

From the F♯ string x 1 2 2 2 x x x (x: not played, 0: open)

What notes are in Cmaj7♭5?

Cmaj7♭5, C major seventh flat five, is C, E, G♭ and B: the root (C), the major third (E), the diminished fifth (G♭) and the major seventh (B). Its formula is 1 3 ♭5 7.