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macOS Recovery makes it easy to reinstall the Mac operating system, even if you need to erase your startup disk first. All you need is a connection to the internet. If a wireless network is available, you can choose it from the Wi-Fi menu , which is also available in macOS Recovery.
1. Start up from macOS Recovery
To start up from macOS Recovery, turn on your Mac and immediately press and hold one of the following sets of keys on your keyboard. Release the keys when you see an Apple logo, spinning globe or other startup screen.
Command (⌘)-R
Reinstall the latest macOS that was installed on your Mac (recommended).
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How to solve the error There was a problem installing Mac OS X Try reinstalling With this tutorial it shows that the time and date are the problem of this er. If your Mac is really old - as in so old it's running Mac OS X Snow Leopard or older - it will not have a Recovery partition, the only way to reinstall the OS is to use the discs that shipped with.
Option-⌘-R
Upgrade to the latest macOS that is compatible with your Mac.
Shift-Option-⌘-R
Jun 11, 2019. At this point, the Mac should start to download the recovery files from the internet and show a status bar. When complete, it should reinstall macOS Recovery and reinstall macOS on the main partition. Nov 03, 2019.
Reinstall the macOS that came with your Mac, or the closest version that's still available.
You may be prompted to enter a password, such as a firmware password or the password of a user who is an administrator of this Mac. Enter the requested password to continue.
When you see the utilities window, you have started up from macOS Recovery.
2. Decide whether to erase (format) your disk
You probably don't need to erase, unless you're selling, trading in or giving away your Mac, or you have an issue that requires you to erase. If you need to erase before installing macOS, select Disk Utility from the Utilities window, then click Continue. Find out more about when and how to erase.
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3. Install macOS
Adobe cs download free mac. When you're ready to reinstall macOS, choose Reinstall macOS from the Utilities window. https://telrenew660.weebly.com/vmware-workstation-free-download-mac.html. Then click Continue and follow the on-screen instructions. You will be asked to choose a disk on which to install.
- If the installer asks to unlock your disk, enter the password you use to log in to your Mac.
- If the installer can't see your disk, or it says that it can't install on your computer or volume, you might need to erase your disk first.
- If the installer is for a different version of macOS than you expected, learn about macOS Recovery exceptions.
- If the installer offers you the choice between installing on Macintosh HD or Macintosh HD - Data, choose Macintosh HD.
Please allow the installation to be completed without putting your Mac to sleep or closing its lid. During installation, your Mac may restart and display a progress bar several times, and the screen may be blank for minutes at a time.
Pgadmin download mac os x. If your Mac restarts to a setup assistant, but you're selling, trading in or giving away your Mac, press Command-Q to quit the assistant without completing the setup process. Dell vostro 1540 drivers download. Then click Shut Down. When the new owner starts up the Mac, they can use their own information to complete the setup process.
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The version of macOS offered by macOS Recovery may vary in some cases:
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- If macOS Sierra 10.12.4 or later has never been installed on this Mac, Option-Command-R installs the macOS that came with your Mac, or the closest version that's still available. And Shift-Option-Command-R isn't available.
- If you erased your entire disk instead of just the startup volume on that disk, macOS Recovery may offer only the macOS that came with your Mac, or the closest version still available. You can upgrade to a later version later.
- If your Mac has the Apple T2 Security Chip and you never installed a macOS update, Option-Command-R installs the latest macOS that was installed on your Mac.
- If you've just had your Mac logic board replaced during a repair, macOS Recovery may only offer the latest macOS that is compatible with your Mac.
If you can't get macOS Recovery to offer the installer you want, you may be able to use one of the other ways to install macOS.
Other ways to install macOS
- You can also install macOS from the App Store or Software Update preferences. If you can't install macOS Catalina, you might be able to install an earlier macOS, such as macOS Mojave, High Sierra, Sierra, El Capitan or Yosemite.
- Or, create a bootable installer disk, then use that disk to install macOS on your Mac or another Mac.
Check compatibility
You can upgrade to OS X El Capitan from OS X Snow Leopard or later on any of the following Mac models. Your Mac also needs at least 2GB of memory and 8.8GB of available storage space.
MacBook introduced in 2009 or later, plus MacBook (13-inch, Aluminium, Late 2008)
MacBook Air introduced in late 2008 or later
MacBook Pro introduced in mid 2007 or later
Mac mini introduced in early 2009 or later
iMac introduced in mid 2007 or later
Mac Pro introduced in early 2008 or later
Xserve models introduced in early 2009
MacBook Air introduced in late 2008 or later
MacBook Pro introduced in mid 2007 or later
Mac mini introduced in early 2009 or later
iMac introduced in mid 2007 or later
Mac Pro introduced in early 2008 or later
Xserve models introduced in early 2009
To find your Mac model, memory, storage space and macOS version, choose About This Mac from the Apple menu . Mac latest os version download. If your Mac isn't compatible with OS X El Capitan, the installer will let you know.
Make a back-up
Before installing any upgrade, it’s a good idea to back up your Mac. Time Machine makes it simple, and other back-up methods are also available. Learn how to back up your Mac.
Get connected
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It takes time to download and install OS X, so make sure that you have a reliable Internet connection. If you’re using a Mac notebook computer, plug it into AC power. https://podcastpowerup678.weebly.com/creative-cloud-desktop-app-macos.html.
Download OS X El Capitan
For the strongest security and latest features, find out whether you can upgrade to macOS Catalina, the latest version of macOS.
If you still need OS X El Capitan, use this link: Download OS X El Capitan. A file named InstallMacOSX.dmg will download to your Mac.
Install the macOS installer
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Double-click the downloaded file to open a window showing its contents. Then double-click the file within, named InstallMacOSX.pkg.
Follow the on-screen instructions, which will guide you through the steps necessary to install. Jump ultimate stats download mac.
Begin installation
After installation of the installer is complete, open the Applications folder on your Mac, then double-click the file named Install OS X El Capitan.
Click Continue and follow the on-screen instructions. You may find it easiest to begin installation in the evening so that it can complete overnight, if needed.
Allow installation to complete
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Please allow installation to complete without putting your Mac to sleep or closing its lid. Your Mac may restart, show a progress bar or show a blank screen several times as it installs both OS X and related updates to your Mac firmware.
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- OS X El Capitan won't install on top of a later version of macOS, but you can erase your disc first or install on another disc.
- You can use macOS Recovery to reinstall macOS.