1.Fix the bug that the ZL and ZR on the Wii Classic Controller/Pro(the one that attaches to the wiimote) don't work.
2.Change the button mapping profile for NEOGEO Arcade Stick PRO to 8 buttons (only supports 4 buttons before).
3. Compatible with more original or third party controllers as below.
Nintendo SNES Bluetooth Controller(HAC-042）(Wireless)
Nintendo NES Bluetooth Controller(HAC-035/036）(Wireless)
8Bitdo SN30 Controller(80BL）（Switch mode）(Wireless)
8Bitdo SN30 Controller(80BL）（Xinput mode）(Wired)
8Bitdo SF30 PRO Controller(80DB）（Switch mode）(Wireless)
8Bitdo SF30 PRO Controller(80DB）（Xinput mode）(Wired)
8Bitdo M30 Controller(80HA）（Switch mode）(Wireless)
8Bitdo M30 Controller(80HA）（Xinput mode）(Wired)
8Bitdo SN30 PRO+ Controller(80GC）（Switch mode）(Wireless)
8Bitdo SN30 PRO+ Controller(80GC）（Xinput mode）(Wired)
PowerA Switch Controller(1507507-DA）(Wireless)
PowerA Xbox One Controller（1506684-02）(Wired)
PowerA Xbox One Controller（1510522-01）(Wired)
Razer PS4 Controller RAIJU ULTIMATE(RZ06-0260)(USB Port)(Wired)
Razer Xbox One Controller WOLVERINE(RZ06-0199)(Wired)
Download the software from https://www.mayflash.com/Support and install it on your Windows system.
Double click on the updater and leave the updater window open on your screen.
Press and hold the button on the side of the adapter, and connect the USB from your adapter in o any spare port on your PC.
As soon as the driver window indicates under “Device” that the adapter has been recognized, you may release the button.
Do not disconnect the device until you are informed that the updated was completed successfully.
Switch Pro mode (the LED indicator is purple)
To make sure the system can identify the adapter easily, please turn on the “Pro Controller Wired Communication” of the Nintendo Switch system.
once you switch the adapter to the Switch Pro mode (the LED indicator is purple) .
Tips: System Settings - Controllers and Sensors - Pro Controller Wired Communication – ON.
Download the firmware from https://www.mayflash.com/Support and install it on your Windows system.
Press and hold the button on the side of the adapter, and connect the USB from your adapter in o any spare port on your PC, and wait for 3-5 seconds. After completing the above steps, the program automatically identifies the adapter (LED indicator turns off).
Click "update" and wait for a few seconds. The update is completed when the progress bar reaches 100%.
Note: Do not disconnect the device until you are informed that the updated was completed successfully
Press "OK" to complete the update.