Ok. Now downlaod MRPI, extract and copy it to Kindle, and then add the hotfix bin into "mrpackages" folder then eject from your computer and re-run ;log mrpi.
When it installs the hotfix do 2 more reboot, again. Then check if you now have mkk folder.
MRPI:
https://storage.gra.cloud.ovh.net/v1...-r19303.tar.xz
Hotfix:
https://storage.gra.cloud.ovh.net/v1...5.x-hotfix.zip