1. Swap the internal drive, which is more annoyance than I'd prefer to deal with..
2. Attempt to modify the software, which is more annoyance than I'd prefer to deal with..
or
3. Ignore the situation and lose out on the money and purpose for buying a node unit to begin with?
Swapping the drive to a new one is the easiest thing to do.
Shut the device down, flip it over and you will see the drive is accessible from the bottom, it has 1 physical Phillips head screw holding it in place. Just slide it out and inset the new one!
you will then have to resync with the blockchain then however which takes a few days but that's it.