To get the latest features and maintain the security, stability, compatibility, and performance of your Mac, it's important to keep your software up to date. Apple recommends that you always use the latest macOS that is compatible with your Mac.
Jul 31, 2020 Choose System Preferences from the Apple menu, then click Software Update to check for updates. If any updates are available, click the Update Now button to install them. Or click ”More info” to see details about each update and select specific updates to install. Apple said that would run happily on a late 2009 or later MacBook or iMac, or a 2010 or later MacBook Air, MacBook Pro, Mac mini or Mac Pro. If you Mac is supported read: How to update to Big Sur. Firmware on mid 2009 MacBook Pro Can upgrade the firmware on mid 2009 MacBook Pro to trick into thinking it's Mid 2010 Because I looked at the specs there very similar Answered!
Learn how to upgrade to macOS Big Sur, the latest version of macOS.
Check compatibility
MacBook (2016 or newer) MacBook Air (2018 or newer) MacBook Pro (2016 or newer) Mac mini (2018 or newer) iMac (late 2015 or newer) iMac Pro (2017 or newer) Mac Pro (2019) Supported by all iPad models with Apple Pencil support: 12.9-inch iPad Pro; 11-inch iPad Pro; 10.5-inch iPad Pro; 9.7-inch iPad Pro; iPad (6th generation or later).
If a macOS installer can't be used on your Mac, the installer will let you know. For example, it might say that it's too old to be opened on this version of macOS, or that your Mac doesn't have enough free storage space for the installation.
To confirm compatibility before downloading, check the minimum requirements for macOS Catalina, Mojave, High Sierra, Sierra, El Capitan, or Yosemite. You can also find compatibility information on the product-ID page for MacBook Pro, MacBook Air, MacBook, iMac, Mac mini, or Mac Pro.
Make a backup
Before installing, it’s a good idea to back up your Mac. Time Machine makes it simple, and other backup methods are also available. Learn how to back up your Mac.
Download macOS
It takes time to download and install macOS, so make sure that you're plugged into AC power and have a reliable internet connection.
Safari uses these links to find the old installers in the App Store. After downloading from the App Store, the installer opens automatically.
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Safari downloads the following older installers as a disk image named InstallOS.dmg or InstallMacOSX.dmg. How to turn on phone with pc. Open the disk image, then open the .pkg installer inside the disk image. It installs an app named Install [Version Name]. Open that app from your Applications folder to begin installing the operating system.
Install macOS
Follow the onscreen instructions in the installer. It might be easiest to begin installation in the evening so that it can complete overnight, if needed.
If the installer asks for permission to install a helper tool, enter the administrator name and password that you use to log in to your Mac, then click Add Helper.
Please allow installation to complete without putting your Mac to sleep or closing its lid. Your Mac might restart, show a progress bar, or show a blank screen several times as it installs macOS and related firmware updates.
Learn more
How to download pokemon tcg. You might also be able to use macOS Recovery to reinstall the macOS you're using now, upgrade to the latest compatible macOS, or install the macOS that came with your Mac.
Hello TomBuyvoets,
2009 Macbook Pro For SaleI understand that you're looking to install El Capitan on a MacBook Pro that you've just purchased. Take a look at the following information that we have published on the subject: ![]()
How to get El Capitan
Now that macOS Sierra is available, you should upgrade to Sierra instead of El Capitan.
Upgrade to OS X El Capitan - Apple Support
Macbook Pro Software UpdateAll my best!2009 Macbook Pro Accessories
Oct 2, 2016 2:59 PM
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