Mac OS X Snow Leopard - Wikipedia
WEBMac OS X Snow Leopard (version 10.6) (also referred to as OS X Snow Leopard [10]) is the seventh major release of macOS, Apple's desktop and server operating system for Macintosh computers. Snow Leopard was publicly unveiled on June 8, 2009 at Apple’s Worldwide Developers Conference.
How to Download and Install Older Versions of macOS - How-To Geek
WEBJul 19, 2021 · Creating a bootable USB stick is necessary to install an older version of macOS. You can use this drive multiple times in different machines, throw it in a drawer for next time, or erase it when you're done and make a new one when it's …
macOS version history - Wikipedia
WEBThe history of macOS, Apple's current Mac operating system formerly named Mac OS X until 2011 and then OS X until 2016, began with the company's project to replace its "classic" Mac OS. That system, up to and including its final release Mac OS 9 , was a direct descendant of the operating system Apple had used in its Mac computers since their ...
macOS compatibility: What macOS versions can my Mac run ... - Macworld
WEBSep 16, 2024 · We’ve put together a macOS compatibility checker that will show you what Macs the different versions of macOS and Mac OS X support, so you can tell what version you should be running on...
Download and install older versions of OS X on a Mac - MacPaw
WEBNov 29, 2017 · The following method allows you to download Mac OS X Lion, Mountain Lion, and Mavericks. Start your Mac holding down Command + R. Prepare a clean external drive (at least 10 GB of storage). Within OS X Utilities, choose Reinstall OS X. Select external drive as a source. Enter your Apple ID.
How to download and install macOS - Apple Support
WEBSep 16, 2024 · Download and install current or previous versions of the Mac operating system on compatible Mac computers. To maintain your computer's security, stability, and compatibility, Apple recommends using the latest macOS that is compatible with your Mac. macOS updates and upgrades also include the latest …
how far can i upgrade os for 2009 imac? - Apple Community
WEBNov 20, 2017 8:04 PM in response to brent96. There was an Early 2009 iMac and a Late 2009 iMac. see > Identify your iMac - Apple Support. The Early 2009 can be upgraded to 10.11 El Capitan. see > How to download OS X El Capitan - Apple Support. The Late 2009 can be upgraded to the current macOS 10.13 High Sierra.
macOS High Sierra 10.13 (17A365) : Apple Inc. - Archive.org
WEBSep 25, 2017 · macOS High Sierra is supported on the following Macintosh computers: iMac: Late 2009 or later; MacBook: Late 2009 or later; MacBook Pro: Mid 2010 or later; MacBook Air: Late 2010 or later; Mac Mini: Mid 2010 or later; Mac Pro: Mid 2010 or later; macOS High Sierra requires at least 2 GB of RAM and 14.3 GB of available disk space.
macOS versions: Every update including the latest macOS | Macworld
WEBA complete list of every version of Mac OS X and macOS in order, from the first to the current version of macOS. Here's every Mac operating system since Mac OS X launched.
macOS High Sierra - Technical Specifications - Apple Support
WEBMac Hardware Requirements. For details about your Mac model, click the Apple icon at the top left of your screen, choose About This Mac. These Mac models are compatible with macOS High Sierra: MacBook (Late 2009 or newer) MacBook Pro (Mid 2010 or newer) MacBook Air (Late 2010 or newer) Mac mini (Mid 2010 or newer)