Ios emulator for macbook. On June 5, 2017, Apple previewed macOS High Sierra. It was available as a 'public beta' starting on June 26, 2017, and was released as a final product on September 25, 2017. Photo Credit: Apple, Inc. (macOS High Sierra on MacBook Pro) macOS High Sierra is a free release and the final version only will be available officially via Apple's own App. Make Offer - 11.6 inch MacBook Air 1.3GHz Core i5 8GB 1600MHz DDR3 128 flash High Sierra OS Apple Mac Book Air A1466 Mac OS Catalina 13' 8RAM 121 HDD 1.8GHZ Dual Core iS $550.00. After successfully creating the bootable USB thumb drive with macOS High Sierra using windows 7, then booting the macbook air mid 2011 with the created bootable USB thumb drive plugged in and then choosing the boot and install macOS High Sierra (the default highlighted option.
Check compatibility
You can upgrade to macOS High Sierra from OS X Mountain Lion or later on any of the following Mac models. Your Mac also needs at least 2GB of memory and 14.3GB of available storage space.
MacBook introduced in late 2009 or later
MacBook Air introduced in late 2010 or later
MacBook Pro introduced in mid 2010 or later
Mac mini introduced in mid 2010 or later
iMac introduced in late 2009 or later
Mac Pro introduced in mid 2010 or later
MacBook Air introduced in late 2010 or later
MacBook Pro introduced in mid 2010 or later
Mac mini introduced in mid 2010 or later
iMac introduced in late 2009 or later
Mac Pro introduced in mid 2010 or later
To find your Mac model, memory, storage space, and macOS version, choose About This Mac from the Apple menu . If your Mac isn't compatible with macOS High Sierra, the installer will let you know.
Make a backup
Before installing any upgrade, 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.
Macos High Sierra Requirements
Get connected
Best pc painting software. It takes time to download and install macOS, so make sure that you have a reliable Internet connection. If you're using a Mac notebook computer, plug it into AC power.
Download macOS High Sierra
For the strongest security and latest features, find out whether you can upgrade to macOS Catalina, the latest version of the Mac operating system. Create computer software free.
If you still need macOS High Sierra, use this App Store link: Get macOS High Sierra.
Begin installation
After downloading, the installer opens automatically.
Click Continue and follow the onscreen instructions. You might find it easiest to begin installation in the evening so that it can complete overnight, if needed.
![Macbook Air High Sierra Macbook Air High Sierra](https://i.ebayimg.com/images/g/41EAAOSwoudbNZKP/s-l300.jpg)
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.
![Macos high sierra requirements Macos high sierra requirements](https://tshop.r10s.com/4b7/b3f/6c7f/3aee/90db/359c/5a66/116ae9b996a81e84d036b0.jpg)
Allow installation to complete
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 both macOS and related updates to your Mac firmware.
Learn more
Restore Macbook Air High Sierra
- If you have hardware or software that isn't compatible with High Sierra, you might be able to install an earlier macOS, such as Sierra or El Capitan.
- macOS High Sierra won't install on top of a later version of macOS, but you can erase your disk first or install on another disk.
- You can use macOS Recovery to reinstall macOS.