Rotate the knob until " SW Version " appears on the display. Press the knob to view the version number. Where to Find the Download
Some models require a Micro SD or USB drive (formatted to FAT32) with the update file in the root directory. makita dmr 112 software update download
Use the Micro USB port located in the battery compartment or behind a rubber flap. Rotate the knob until " SW Version " appears on the display