Perhaps this can be forced onto the Kindle during the short time it is visible:
https://www.mobileread.com/forums/sho...81&postcount=1
This post describes the proper name to use:
https://www.mobileread.com/forums/sho...78&postcount=1
Be certain that Windows is not adding a file name extension, the file
MUST be:
DO_FACTORY_RESTORE
No contents, No extension, All caps, No exceptions