Create a bootable installer for OS X - Apple Support https://support.apple.com/en-us/HT201372 https://support.apple.com/en-us/HT201372 support.apple.com/HT201372 follow these instructions follow these instructions support.apple.com/HT201372 support.apple.com/HT201372 Create a bootable installer for OS X - Apple Support Create a bootable installer for OS X - Apple Support Anleitung direkt von Apple Create a bootable installer for OS X - Apple Support https://support.apple.com/en-us/HT201372 Create a bootable installer for OS X - Apple Support https://support.apple.com/en-us/HT201372 createinstallmedia https://support.apple.com/en-us/HT201372 support.apple.com/HT201372 https://support.apple.com/en-us/HT201372 support.apple.com/HT201372 createinstallmedia