Ddim(maj7) 8-string guitar chord

How to play Ddim(maj7) on 8-string guitar

The most common way, the first shape above: your index finger on the A string at the 5th fret, your middle finger on the D string at the 6th fret, your middle finger on the G string at the 6th fret and your middle finger on the high B string at the 6th fret. Don’t play the F♯, low B, low E and high E strings.

From the F♯ string x x x 5 6 6 6 x (x: not played, 0: open)

What notes are in Ddim(maj7)?

Ddim(maj7), D diminished major seventh, is D, F, A♭ and C♯: the root (D), the minor third (F), the diminished fifth (A♭) and the major seventh (C♯). Its formula is 1 ♭3 ♭5 7.