*We are aware of an issue with the MAYFLASH GameCube Controller Adapter not being recognized after installing Switch system version 19.0.0. We are looking into a resolution and apologize for the inconvenience. If you are experiencing this issue, please follow the steps below.
What to do
1. Unplug the adapter from the Switch console.
2. Restart your console.
*How to restart a Switch system
1) Press and hold the POWER Button for at least three seconds.
2) Select Power Options.
3) Select Restart.
3. Plug the adapter back in.
If the adapter is unplugged from the console, the issue may continue to occur. Complete the steps above again as needed.
*The update firmware will be available soon on Mayflash web. Please pay attention to that and update your adapter ASAP. Thank you for your support!
System Compatibility
Switch, Wii U, PC Windows.
Special Features
. Vibration Feedback
. Supports the GC/Wii Emulator Dolphin
. No delay
Includes
GameCube Controller Adapter for Wii U, Windows and Switch . User Manual