That said, if you have a device on HyperOS 1.0+ (Android 14), consider testing a newer version first—though 7.0.3 works fine for most ADB operations.
Fastboot is a diagnostic protocol used primarily to modify the flash filesystem via a USB connection from a host computer. It requires the device to be in Bootloader Mode. xiaomi adb/fastboot tools 7.0.3 download
Perform a factory reset or cache wipe from the desktop. Why Version 7.0.3? That said, if you have a device on HyperOS 1