Plug in your USB if you haven't plug it in yet
Go to Options > Configuration and press Check Now. By doing this, we make sure we have the latest Clover
Choose your USB listed in the List and press Format
The app will start to format your disk into 2 partition: 1. CLOVER (the EFI partition. BDU will auto install Clover to it) 2. HFS+ (for your Installer Resources)
Once it is done, do not close the window
Go to BDU > Tools > Extract HFS (HFS+) from DMG-file.
Select the BaseSystem.dmg from the downloaded folder.
Choose Desktop as the Destination folder.
It will start to extract the 4.hfs file from BaseSystem.dmg. Be patient.
Once it is finished, the command promt window should be automatically closed.
Press the plus button next to the USB and choose Part 2.
Press Restore and choose the extracted 4.hfs file.
BDU will start to restore the files to your USB. Be patient.
Open Paragon Disk Manager
Go to Partition Manager
Choose the second partition of your USB and choose Resize Partition
Set Space after partition to 0 and press OK
Close it and run TransMac as Administrator
Click on your USB and go to
macOS Base System (or OS X Base System)/Install macOS xxx.app/Contents
Drag and drop the prepared SharedSupport folder here
Done! Proceed to the next part!