
Link.
1. Find Boot Camp Assistant.app in /Applications/Utilities/ and right click "Show Package Contents".
2. Backup the Info.plist in folder Contents and edit Info.plist.
3. Open System Information, copy Model Identifier (e.g. MacBookPro8,2) to the "Info.plist - PreUSBBootSupportedModels"
4. Copy the Boot ROM Version (e.g. MP11.222C.B11)...