Windows reports an unrecognized accessory or an unknown device descriptor.
Use a high-quality, stable USB cable connected directly to a motherboard port (avoid external USB hubs). msmdownloadtoolv2071rcsm full
: Users can manually select specific firmware versions to either upgrade a device or downgrade it to a previous, more stable version of the OS. Cross-Regional Flashing Windows reports an unrecognized accessory or an unknown
Unplug the phone, hold all physical buttons to force a hard reset, and re-enter EDL mode. Firmware mismatch or wrong regional target selected. msmdownloadtoolv2071rcsm full
: The version in your string (v2071) might indicate a specific release of the tool, possibly with certain features or bug fixes over previous versions.