Warning: Due to the risk of bricking your keyboard, Korg does not host this file on their public download page. You must obtain it through official channels:
Do not download from random file-sharing sites. Corrupted .img files have been known to permanently damage the Krome’s boot sector. Korg Krome Inner Storage Image.img File Download
Once your Krome is restored, take these precautions: Warning: Due to the risk of bricking your
Unlike a standard firmware update, which typically updates the operating system logic on the main CPU, the Inner Storage Image is a sector-by-sector copy of the instrument’s internal file system. Do not download from random file-sharing sites
The Korg Krome relies on internal flash memory to store its factory defaults, the "Grand Piano" preload data, demo songs, and the structural framework for user banks. When you download the .img file from Korg’s support servers, you are essentially downloading a digital "factory reset" in its purest form. It is the master key used to restore the hardware to its out-of-the-box state.
This process is invasive but doable for anyone comfortable with small electronics. If you are under warranty, send it to Korg.