F#7 to Bm7
How to transition from an F#7 chord to a Bm7 chord.
The F#7 → Bm7 transition is the same III7 → vi7 move in the key of D.
Chord shapes
Play the partial barre F#7 chord and transition to a fake barre Bm7 chord. Slide your second finger down one fret, move your first finger from barring the high 4 strings to pressing on the A string, and place your third finger on the B string.
F#7Partial barre
Bm7Basically D/B