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#Mac os high sierra for macbook air install#
#Mac os high sierra for macbook air update#
#Mac os high sierra for macbook air Patch#
#Mac os high sierra for macbook air password#

#Mac os high sierra for macbook air install#

Warning I went to install it on an internal SSD and it says it wants to do a firmware update. I just booted this same machine from a High Sierra install on an external drive and it is what I'm using at this moment with no apparent issues. I have had no issues with this installation for the last year.

#Mac os high sierra for macbook air update#

Here's how I initially got my Early 2009 Mac Pro to take 10.2 Sierra:ĮFI and Firmware update from 4,1 to 5,1 for Sierra Upgrade Solved The 2007 iMac 7,1 is compatible if the CPU is upgraded to a Penryn-based Core 2 Duo, such as a T9300. Early-2008 or newer Xserve (Xserve 2,1, Xserve 3,1) Early-2009 or newer Mac Mini or white MacBook (Macmini 3,1, MacBook 5,2) Late-2008 or newer MacBook Air or Aluminum Unibody MacBook (MacBookAir 2,1, MacBook 5,1) It is reported to work on theses unsupported machines:

#Mac os high sierra for macbook air Patch#

Here's the patch tool by dosdude for High Sierra, Iused his former patch to do the Sierra upgrade. I did open a new install of MS Office 2011 which had reports that it was not going to work but so far have seen no issues. I did my first install of 10.13 last night on a 2012 13" MBP without issue as expected but really have not looks at it yet. I posted this to see if anyone has done it yet, also because I know we will have question on it, and to see if anyone has attempted it yet and has any advice. I'm first going to try the install on a 2008 MacPro, then try it on either a 2008 and/or early 2009 MacBook Pro. But, after watching a couple of videos, right now it appears I will not have to do a firmware update. At the time I did it last year, it appeared that it couldn't be done on the 2008 MacPro. I did the Sierra upgrade on a couple of MacPros 4,1 and it has worked excellently, after I did a firmware update patch to get it to read as a MacPro 5,1, so I am very optimistic on doing it again. If desired, run First Aid on your startup disk before beginning the restoration.I am currently researching installing OS X 10.13 High Sierra on unsupported Macs. You'll be guided through the restoration process.

When the main Utilities window appears, select Restore from Time Machine.

Release the keys when the Apple logo appears.

Hold down Command-R as you turn on or restart your Mac.

To restore from a prior Time Machine backup Once this is done, your Mac will restart and start the installation over again.

Progress through the installer and wait for it to download a fresh copy of macOS High Sierra.

If First Aid reports successful, quit Disk Utility and select Reinstall macOS.

#Mac os high sierra for macbook air password#

If the First Aid button is greyed out, click the Mount button and enter your login password when prompted.

Select your startup volume and click First Aid.

When the main Utilities window appears, select Disk Utility and continue.This will boot the latest version of Recovery Mode over the Internet, which will offer to install macOS High Sierra. Release the keys when a spinning globe appears. Hold down Option-Command-R as you turn on or restart your Mac.You could restart the High Sierra installation, or revert back to Sierra if you made a Time Machine backup before this incident. Given your situation, you have a couple of options.