Tested with Sierra 10.12.2 in December 22, 2016. Sudo touch /Library/Preferences/SystemConfiguration/ Hdiutil eject /Volumes/OS\ X\ Install\ ESD/ There is the possibility you could have erased the Recovery partition by using the Disk Utility if you had Yosemite installed.
#Install Os X Recovery Partition update
Hdiutil eject /Volumes/Mac\ OS\ X\ Lion\ Recovery\ HD\ Update tmp/RecoveryHDUpdate/RecoveryHDUpdate.pkg/Scripts/Tools/dmtest ensureRecoveryPartition / /Volumes/OS\ X\ Install\ ESD/BaseSystem.dmg 0 0 /Volumes/OS\ X\ Install\ ESD/BaseSystem.chunklist Hdiutil attach -nobrowse ~/Downloads/InstallESD.dmgĮcho "Building Recovery Partition. #access BaseSystem.dmg and BaseSystem.chunklist
Pkgutil -expand /Volumes/Mac\ OS\ X\ Lion\ Recovery\ HD\ Update/RecoveryHDUpdate.pkg /tmp/RecoveryHDUpdate Hdiutil attach -nobrowse ~/Downloads/RecoveryHDUpdate.dmg Read -p "Ensure "RecoveryHDUpdate.dmg" and "InstallESD.dmg" are in your Downloads folder and press " This is the content of recovery.sh file from the source link (all credit to 'tywebb13' again): Reboot with holding down the option key to test your 10.xx.x recovery Wait a few minutes for it to finish and return back to a prompt. Open Terminal and type the following two commands: chmod +x ~/Downloads/recovery.sh This file can also be created by copy-paste Right click on "Install Sierra.app" or whatever it's called in Finder,Ĭopy or move the InstallESD.dmg file into your ~/Downloads folder.ĭownload and decompress the file recovery.sh.zip from LINK /recovery.sh.zip and move recovery.sh into yourĭownloads folder. In Finder, go to Applications and look for the Sierra installation app. LION recovery update!) Make sure it is in your downloads folder.ĭownload the OS X Sierra or whatever latest version from AppStore. Keep everything in ~/Downloads folder.ĭetailed instruction quoted from the source with minor edits from myself: (the script file in Step 2 is also copy and pasted below this quote for completeness)ĭownload the Lion Recovery Update from. This instruction involves downloading Lion Recovery Update 1.0, and a shell script (you can create your own with the contents copy-pasted from below), and also an image of the latest OS X (in my case OS X Sierra 10.12.2) and copying a file from that downloaded image.
Read the first post in this thread, written by 'tywebb13'. Long time ago, I searched for a solution and found this post which solved this problem. Every time I update the OS the recovery partition is left untouched, or at least it appears to be.
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