My D750 works with Nikon ML-L3
→ https://www.bhphotovideo.com/c/product/207373-USA/Nikon_4730.html
PHOTO SHOOTING MENU → Remote control mode (ML-L3) => Mup Remote mirror-up
- press the Remote release → mirror goes up
- wait about 2 sec (to calm any mirror shock, esp. on tripod)
- press the Remote release again to start the exposure
regardless of any drive mode (S, Cl, …).