Open Windows Explorer or My Computer and find the USB drive that is often the last drive letter.Once the files are extracted, double-click the setup or install file to install the program.
How to extract or decompress a compressed file.Fortunately, this function is built into most versions of Windows. zip), you must extract the file's contents before setup can begin. If the downloaded file is compressed (e.g. If the file you downloaded is executable, double-click the file icon to start the setup process.Where are the files I downloaded using my web browser?.
Download the program from the website providing the program.If you need help with downloading a program, see: How to download an app, file, or program from the Internet. If there are multiple setup or install files, locate the executable file or double-click each setup or install file until you find the file that starts the installation. Double-clicking this file starts the installation process. In the drive containing your files, locate either the executable setup (e.g., "setup.exe") or install file.For example, if the files are on the CD-ROM drive, open the D: drive or letter of your CD-ROM drive. In the My Computer window, open the drive containing the installation files.
If AutoPlay is disabled on your computer or unavailable on the software disc, follow these steps. If your program contains this feature, follow the steps that appear after inserting the disc into the computer. This feature automatically starts a setup screen for the software when the CD or DVD is inserted. Follow the instructions when the macOS installer opens.Many software titles (like the Microsoft Office suite), games, and utilities have an AutoPlay feature. Select the volume containing the bootable installer, then select ‘Continue’. Hold the power button until you see the startup options window. Make sure this machine is connected to the internet and supports the macOS version you’re installing. Click ‘Continue’ and follow the instructions.įirst, plug the bootable installer into the Mac you wish to install macOS. Select ‘Install macOS’ or ‘Install OS X’ from the Utilities window. Select the volume that contains the bootable installer. Release the ‘Option’ key when you see a dark screen showing your bootable volumes. Press and hold the ‘Option’ key after turning on or restarting the Mac. Plug the bootable installer into a Mac that’s connected to the internet and is compatible with the macOS version you’re installing. The steps are different, depending on whether you're using an Intel-based Mac or one with Apple silicon. It's now time to use the bootable installer to install a fresh copy of macOS. You've now successfully created a bootable installer that you can use to install macOS on other machines. If asked, click 'OK' to allow the copying of files to proceed. Type 'Y' to confirm that you want to erase the volume, then press 'Return'.
Type your administrator password when prompted, then press 'Return' again. Continue with TerminalĪfter pasting the command above, hit the 'Return' key. Change the name in the command to match your settings, if necessary.įor macOS Big Sur, copy and paste the following into Terminal: sudo /Applications/Install\ macOS\ Big\ Sur.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolumeįor macOS Catalina: sudo /Applications/Install\ macOS\ Catalina.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolumeįor macOS Mojave: sudo /Applications/Install\ macOS\ Mojave.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolumeįor macOS High Sierra: sudo /Applications/Install\ macOS\ High\ Sierra.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolumeįor OS X El Capitan: sudo /Applications/Install\ OS\ X\ El\ Capitan.app/Contents/Resources/createinstallmedia -volume /Volumes/MyVolume -applicationpath /Applications/Install\ OS\ X\ El\ Capitan.app 3. With each command, it's assumed the installer is located in your 'Applications' folder and 'MyVolume' is the name of the USB flash drive.
The command differs, depending on the macOS version you're going to install. In the next step, you'll enter a command in Terminal. Choose 'Finder' then select 'Go' from the menu bar. Connect the USB flash drive to the computer you wish to install macOS. Once you have your bootable installer ready, it's time to move to the next step.