Firmware update install instructions:
1. Download the zip file "SFC250_Firmware_XXXX".
2. Copy the zip file to your USB stick.
3. Extract the zip file.
4. Update SFC250:
- Connect SFC250 with all components
- Insert USB stick into SFC250 and supply SmartFuse with power
- The update can take several minutes
- Update is successful when in the lower left of the SFC display, the updated "2.XXX" appears