Hey Hazard,
The DDz Aerobatic skins for the Ki-43 are in the DDz download area (called the K9Vault) here:
http://www.dangerdogz.com/K9Vault/p13_s ... chby/title
Snack
You might be able to copy the explorer.exe over, but probably only if you boot to DOS mode since Windows will be using it and probably have the file locked so you cannot overwrite it.
I am no network expert.