Check for downloads on the acidtech/Dolphin-MMJR or Jokkaj/Dolphin-MMJR pages.
: MMJ includes specific features like emulating a Nunchuck stick as an on-screen control. Where to Download Dolphin MMJ & Successors
If you are using a very old Android phone (e.g., Android 7 or 8) that struggles with the official emulator, Dolphin MMJ might still be a valid last resort. However, for anyone with a modern device, the is superior in every way.