Make A Bootable USB Disk of OSX 10.11El Capitan, 10.10 Yosemite or 10.9 Mavericks
Create Bootable USB Installer for Mac OSX Using TransMac
Step 1. First, download TransMac software for Windows and install it on PC. The Installation process is very easy. Once you’ve installed then Open Transmac Software. Right-click on the flash that you want to create bootable for Mac with TransMac software then choose “Restore with disk image“.
Step 2. Now, a warning message will be shown to you. Click “Yes“.
Step 3. A new dialog box will show pop up, click on the three dots then choose your Mac operating system .dmg file.
Step 4. After choosing the Mac OS dmg file, click “OK” button. This is going to take around some minutes.
Your USB Flash drive is ready for installing Mac operating system on Windows or on Mac itself.