It displays essential handset data, including the manufacturer name, firmware version, and product code.
NSRT is specifically intended for legacy Nokia platforms. If you have a newer Lumia with Windows Phone 8.0/8.1 or Windows 10, Microsoft recommends using the Windows Device Recovery Tool instead. Nokia Software Recovery Tool Download - Fixes Nokia phones Nokia Software Recovery Tool 8-2 37 64 Bit
Unlike a standard reset, this tool completely overwrites the device’s software to eliminate deep-seated bugs or corruption. It displays essential handset data