If you bought a GameCube controller adapter for Wii U, you can now use it for perfect GameCube controller support.

If you've got an original GameCube controller lying around or recently picked up a newly-released one, here's how you can connect it to your Nintendo Switch.

How to load a game in Dolphin Emulator After you download a ROM to your phone and unzip it (you can use RAR), load it into Dolphin. Open Dolphin and tap the ⋮ icon in the upper-right corner.

You can now use Nintendo's official dongle to play games on PC using the GameCube controller.

To use a GameCube controller on Switch, you'll need a special adapter that Nintendo initially made to connect GameCube controllers to the Wii U.