When prompted, type Y to confirm that you want to erase the volume, then press Return.

Terminal doesn't show any characters as you type.

When prompted, type your administrator password. If the volume has a different name, replace MyVolume in the command with the name of your volume. Type or paste one of the commands below Each command assumes that the installer is in your Applications folder and MyVolume is the name of the USB flash drive or other volume you're using.

Open Terminal, which is in the Utilities folder of your Applications folder. Enterprise administrators: download from Apple, not a locally hosted update server.ĭownload a macOS installer using the App Store or your browser Use Terminal to create the bootable installer Your Mac must also be compatible with the macOS that you’re downloading. To download a full installer, your Mac must be using macOS High Sierra or later, the latest version of macOS Sierra or the latest version of OS X El Capitan. What you need to create a bootable installerĪ USB flash drive or other secondary volume with at least 14 GB of available storage, formatted as Mac OS Extended You don’t need a bootable installer to upgrade macOS or reinstall macOS, but it can be useful if you want to install macOS on multiple computers without downloading the installer each time, or you’re unable to install a compatible macOS from the Finder or macOS Recovery. Songs from the Apple Music catalog cannot be burned to a CD.These advanced steps are primarily for system administrators and other experienced users who are familiar with entering commands in Terminal.

iTunes-compatible CD or DVD recorder to create audio CDs, MP3 CDs, or backup CDs or DVDs.

Internet connection to use Apple Music, the iTunes Store, and iTunes Extras.

Screen resolution of 1024x768 or greater 1280x800 or greater is required to play an iTunes LP or iTunes Extras.

To play 1080p HD video, a 2.4GHz Intel Core 2 Duo or faster processor, 2GB of RAM, and an Intel GMA X4500HD, ATI Radeon HD 2400, or NVIDIA GeForce 8300 GS or better is required.

To play 720p HD video, an iTunes LP, or iTunes Extras, a 2.0GHz Intel Core 2 Duo or faster processor, 1GB of RAM, and an Intel GMA X3000, ATI Radeon X1300, or NVIDIA GeForce 6150 or better is required.

To play standard-definition video from the iTunes Store, an Intel Pentium D or faster processor, 512MB of RAM, and a DirectX 9.0–compatible video card is required.

PC with a 1GHz Intel or AMD processor with support for SSE2 and 512MB of RAM.

Liberte for apple instal