and is not functioning normally. This is widely regarded as an error state rather than a standard software version to "review". Microsoft Learn Why this happens Failed Firmware Update
For 8BitDo Ultimate controllers, you often need to contact support for a specific update app and firmware file to "re-flash" the dongle while it is in this mode. : Open Device Manager . br23uboot1.00
U-Boot, short for Universal Bootloader, is an open-source bootloader widely used in embedded systems, including a variety of Linux-based devices, such as set-top boxes, embedded computers, and other consumer electronics. It is highly customizable and supports a vast array of architectures, making it a versatile choice for device manufacturers. and is not functioning normally