- #IMAC 21.5 2011 OS HIGH SIERRA 10.13.6 INSTALL#
- #IMAC 21.5 2011 OS HIGH SIERRA 10.13.6 UPDATE#
- #IMAC 21.5 2011 OS HIGH SIERRA 10.13.6 DOWNLOAD#
- #IMAC 21.5 2011 OS HIGH SIERRA 10.13.6 MAC#
#IMAC 21.5 2011 OS HIGH SIERRA 10.13.6 MAC#
Depending on your Mac model, create a ist according to the guide. We've already created a separate thread on configuring your ist to boot the installer. You'll need to configure the ist according to your hardware, mainly graphics and other devices. This ist cannot be used to boot your Mac.
#IMAC 21.5 2011 OS HIGH SIERRA 10.13.6 DOWNLOAD#
Download the latest version for better support.The pre-built binaries/downloads are available in the README.md section. Extract the kexts from the RELEASE folder. This kext requires Lilu.kext to functionĢ.The next steps are continued in the post #4 of this thread for continuing with post-installation. Once the caches are built, it will boot normally. The first boot maybe slower as the caches are not build yet.You might get blank screen at certain times but that's normal and the installer is still working in background. During the installation process, your Mac might restart several times.Make sure you boot using the "external" (yellow color) EFI boot which represents your USB Installer. You need to follow the steps from "Running setvars EFI Utility" mentioned above. If you get a prohibited or no-entry sign when booting the installer, restart your Mac and boot from "EFI Boot".When you're at the welcome screen, continue with the basics options such as Keyboard setup, Network, Computer Account and Privacy settings. Upon completion, your Mac will automatically restart.ĩ. It will continue the second phase of the installation.
#IMAC 21.5 2011 OS HIGH SIERRA 10.13.6 INSTALL#
When your Mac restarts, select Boot macOS Install from Macintosh HD and then boot. Here it ends the first phase of the installation.Ĩ. Upon completion, your iMac will automatically restart and continue the installation further. This will take couple of minutes and will restart at "Less than a minute is remaining". Now select Macintosh HD and click on Continue. Select Install macOS Big Sur and continue with the options.ħ. The next steps are continued in the post #3 of this thread for continuing with the installation.Ħ. These changes include disabling SIP, disabling authenticated root, and enabling TRIM on non-Apple SSDs. This is an indication that the setvars EFI utility has successfully finished making necessary changes to your iMac's NVRAM settings. Once you boot from EFI boot, your iMac will shut down. Restart your iMac and while restarting, hold down the option key and boot from "EFI Boot". To setup setvars on your iMac, follow the steps below.ġ. Once you're done with the above steps, you'll need to run servars EFI utility which will allow to boot macOS Big Sur. Letters and spacings are case-sensitive.You must replace "yourusername" with your actual username otherwise the command will not work.It's recommended to use the latest version of micropatcher to avoid issues.Users/yourusername/Desktop/big-sur-micropatcher-0.5.1\ 2/install-setvars.sh /Volumes/Install\ macOS\ Big\ SurYou should see something similar like the screenshot attached below. Have another Mac model and want to run macOS Big Sur? You can find the complete list of supported Mac models for macOS Big Sur and check whether your Mac model is listed. **iMac (20-inch, Aluminum, Mid 2007), Mac7,1 is compatible with Catalina and potentially Big Sur if the CPU is upgraded to a Penryn-based Core 2 Duo, such as a T9300.*Requires a Metal-compatible GPU and an upgraded WiFi/BT Card.As there's no any work for macOS Big Sur from Dosdude, a thread is available by him which is linked below. Previously, Dosdude, did an excellent job for running macOS on unsupported Macs. With this in mind, you'll have to use other way to get macOS Big Sur on your unsupported Mac Pro. If you've made and attempt to install macOS Big Sur before reading this guide, you've probably been greeted with the prohibited or no-entry sign immediately after booting from the Big Sur installer. Luckily, for our users and readers though, we're going to provide you a complete installation guide step-by-step. Unfortunately, with the the release of macOS Big Sur, Apple has officially dropped support for iMac Early 2008, 2010, 2011, and Late 2013. With each release of macOS, Apple remove supports for old hardware. Featuring a much more "iOS" look and feel and as smooth as butter.
#IMAC 21.5 2011 OS HIGH SIERRA 10.13.6 UPDATE#
Packed with new features and functionality, the most noticeable update can be seen and experienced is the new GUI. Mojave adding massive updates and improvements from its predecessor, High Sierra. Recently, Apple announced their new macOS lineup i.e macOS Big Sur 11.0 which is Apple's newest and most awaited OS. How to Install macOS Big Sur on Unsupported iMacĪn EliteMacx86 Exclusive Guide - This guide covers a clean installation of macOS Big Sur on Unsupported iMac, unofficially.