MacOS High Sierra 10.13 can upgrade Sierra, El Capitan, Yosemite, Mavericks or 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. 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) iMac (Late 2009 or newer) Mac Pro (Mid 2010 or newer).
Microsoft office 2019 download offline installer. The 'Mid-2011' iMac models included a compact aluminum Apple Wireless Keyboard and the choice of either a multi-touch 'Magic Mouse' or a multi-touch 'Magic Trackpad' that 'enables users to scroll smoothly up and down a page with inertial scrolling, pinch to zoom in and out, rotate an image with their fingertips and swipe three fingers to flip. Mid 2011 21.5' Apple iMac All In One Desktop. Intel Core i5 Quad Core Processor, 8GB RAM, 500GB Hard Drive. AMD Radeon HD 6750M Graphics, 512M VRAM. The vision behind iMac has never wavered: transform the desktop experience by fitting powerful.
For what it's worth, Sierra bricked my 2011 iMac. Initially the update installation simply failed, so after finally successfully rebooting I deleted the update file thinking it might be corrupt. I then re-downloaded and tried again. This time, my iMac would chime on power up and then promptly shut itself down again. So then I booted from an external drive and wiped my HD to do a clean Sierra installation. Failed again. I'm back on El Capitan now, and I assume I will be there forever or until they stop supporting it. It's a pity, as my 2011 iMac is a lovely and fast machine..
