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.
Security researchers have found an insanely easy way to hack Apple MacOS High Sierra in just one step, and literally anyone can do it. To restart the High Sierra installation. Hold down Option-Command-R as you turn on or restart your Mac. Release the keys when a spinning globe appears. This will boot the latest version of Recovery Mode over the Internet, which will offer to install macOS High Sierra. When the main Utilities window appears, select Disk Utility and continue.
Learn how to upgrade to macOS Big Sur, the latest version of macOS.
- Get dark mode on macOS High Sierra with this hack. 16 June 2018, 11:37. The forthcoming macOS Mojave comes with a “dark mode” interface option. This switches the interface from being broadly white and grey, as per computing over the last 30 years, to being various shares of black and grey.
- Apple unveiled High Sierra on Sept. It came pre-installed on a handful of computer models. Click here to read more about the update Apple released on their website.
- MacOS High Sierra Bug Lets You Hack Any Mac. By August 6, 2021. Written by August 6, 2021. MacOS High Sierra Bug Lets You Hack Any Mac.
Check compatibility
The version of macOS that came with your Mac is the earliest version it can use. For example, if your Mac came with macOS Big Sur, it will not accept installation of macOS Catalina or earlier.
If a macOS can't be used on your Mac, the App Store or installer will let you know. For example, it might say that it's not compatible with this device or is too old to be opened on this version of macOS. To confirm compatibility before downloading, check the minimum hardware requirements:
- macOS Catalina 10.15 hardware requirements
- macOS Mojave 10.14 hardware requirements
- macOS High Sierra 10.13 hardware requirements
- macOS Sierra 10.12 hardware requirements
- OS X El Capitan 10.11 hardware requirements
- OS X Yosemite 10.10 hardware requirements
Download macOS using Safari on your Mac
High Sierra Hacks
Safari uses these links to find the old installers in the App Store. After downloading from the App Store, the installer opens automatically.
- macOS Catalina 10.15 can upgrade Mojave, High Sierra, Sierra, El Capitan, Yosemite, Mavericks
- macOS Mojave 10.14 can upgrade High Sierra, Sierra, El Capitan, Yosemite, Mavericks, Mountain Lion
- macOS High Sierra 10.13 can upgrade Sierra, El Capitan, Yosemite, Mavericks, Mountain Lion
Safari downloads the following older installers as a disk image named InstallOS.dmg or InstallMacOSX.dmg. 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.
High Sierra Hackintosh Guide
- macOS Sierra 10.12 can upgrade El Capitan, Yosemite, Mavericks, Mountain Lion, or Lion
- OS X El Capitan 10.11 can upgrade Yosemite, Mavericks, Mountain Lion, Lion, or Snow Leopard
- OS X Yosemite 10.10can upgrade Mavericks, Mountain Lion, Lion, or Snow Leopard