# Missing Files

Make sure that the correct path to the firmware files is shown in the Local folder for firmware files.

Click Copy new files from Elecraft.

The required files are:

- An MCU firmware file, "fmcuNNNN.hex", where "NNNN" is the firmware version number.
- A DSP firmware file, "fdspNNNN.hex", where "NNNN" is the firmware version number.

"ffwnotes.rtf" is required for the KX3 Firmware Release Notes Help menu item.