Command-Option-R Not Working Right

I work at a school and have come by some Macs that don't enter internet Recovery mode correctly. Every time I try to boot in to internet Recovery mode it takes me right to the lion version. This has only happened with our MacBook, Mid 2010  Core 2 Duo @ 2.4 GHz 2 GB R.A.M, MacBook Pro, Early 2011 i5@ 2.3 GHz 4 GB R.A.M, and "MacBook Air, Mid 2012 i5@ 1.7 GHz 4 GB R.A.M."


With all three of those computers they have been completely updated to the latest macOS they can run. And only the "MacBook Air, Mid 2012 i5@ 1.7 GHz 4 GB R.A.M." now boots to the newer version of internet Recovery mode (macOS Mojave)



I have created a post about this in the past but can't re-open it


https://discussions.apple.com/thread/8435239

Plus I have upload my MacBook doing this.


https://www.youtube.com/watch?v=Vv6JUB73z9Y


There will also be a NEW youtube video uploaded by Friday April 3rd 2019 discussing more in detail about the situation.

MacBook Air

Posted on May 1, 2019 10:19 PM

Reply
17 replies

Jun 19, 2019 2:13 AM in response to mandie1978

So I saw your video after doing multiple research for an alternative to command + R.

This is what I did.

  1. download the Mac Os Mojave from the Appstore or from any other source. Then make sure the installation app is on the "Application folder." (you can also copy it from an usb)
  2. Double click the app or press control + click then hit show packages contents > contents > resources > "Startosinstall."
  3. When you get to this part, open (terminal) and drag the file "Startosinstall" to terminal
  4. After adding it, hit spacebar( Not enter!) and type: --usage then hit enter.
  5. It will show you a description of arguments and options like (--license, - install packages -eraseinstall, and more)

All you need to do is to type the following command.

"/Applications/Install macOS

Mojave.app/Contents/Resources/startosinstall" --eraseinstall --newvolumename "Macintosh HD" –agreetolicense


Thats it!!

The program should do the rest by itself.

Make sure your mac is up to 50%

Also to be able to do this operation you must be a root user!!


To be a root user just open terminal then type:

dsenableroot

It will ask you to create a password, then logout of your current account, you will see a new account called "others" just type root as the username and the password you created.

May 3, 2019 1:59 PM in response to mandie1978

The answer presented several times and cannot be refuted, is quite simply:

those build model years share a design in hardware which cannot use feature

known as "internet recovery"...


There evidence sourced and in articles posted, show Firmware versions whose

very existence limits are hardware ~ to their own special place in the universe.


This, only a factual matter of physical science & hardware; not metaphysics sourcery, or voodoo.😊



May 1, 2019 10:33 PM in response to mandie1978

Here is a screen shot of the specs and other information about those MacBooks


MacBook, Mid 2010  Core 2 Duo @ 2.4 GHz 2 GB R.A.M


My personal MacBook, Mid 2010  Core 2 Duo @ 2.4 GHz 8 GB R.A.M



https://everymac.com/systems/apple/macbook/specs/macbook-core-2-duo-2.4-white-13-polycarbonate-unibody-mid-2010-specs.html


MacBook Pro, Early 2011 i5@ 2.3 GHz 4 GB R.A.M



https://everymac.com/systems/apple/macbook_pro/specs/macbook-pro-core-i5-2.3-13-early-2011-unibody-thunderbolt-specs.html


MacBook Air, Mid 2012 i5@ 1.7 GHz 4 GB R.A.M



https://everymac.com/systems/apple/macbook-air/specs/macbook-air-core-i5-1.7-11-mid-2012-specs.html


May 2, 2019 12:42 PM in response to mandie1978

As indicated and stated, plus evidenced by content in support pages within links;

of the products you have ~ Neither can use or be upgraded to facilitate the feature

"internet recovery". Also, this page will show much more and detail each model's

EFI and SMC Firmware, these would be useful only to those seeking to verify each.


• About EFI and SMC firmware updates for Intel-based Mac computers - Apple Support

https://support.apple.com/en-us/HT201518


There may be another route into macOS Recovery to resolve other issues with using the

last version supported macOS; to include using the online macOS Utilities, etc or reinstall.


• About macOS Recovery - Apple Support


{..when (or if) the above included key commands cannot get to the correct macOS install, see..}


• How to reinstall macOS from macOS Recovery - Apple Support


Rather plainly, Kappy did answer first question ~ ahead of 'extra details' not required to do so.😳🙃




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Command-Option-R Not Working Right

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