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Questions tagged [recovery]

An OS X feature that hides a Recovery HD on Macs to facilitate maintenance, recovery and reinstallation if the OS becomes corrupt. Topic of recovery-mode-ios, data-recovery or file-recovery are unrelated to the recovery category here.

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2
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0answers
221 views

Mac not starting or going into recovery mode

My Mac (mid 2011 21.5" iMac running mac OS High Sierra 10.13.6) suddenly froze while watching a video and restarted. It now keeps on restarting. Soon thereafter, my wireless keyboard stopped working, ...
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0answers
30 views

MacBook Air problems after upgrading from Yosemite to High Sierra

Today I installed macOS High Sierra after doing some research. Obviously it was a big mistake. I used it successfully for about an hour, then when I was online I unplugged my laptop and everything ...
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0answers
54 views

How often does the Recovery Volume mount itself?

From my understanding about the new APFS System for macOS High Sierra, the Recovery partition disk1s3 will shortly mount and unmount itself to check for updates in the background. Ive noticed from ...
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1answer
176 views

Recovery mode not loading on MacBook (Late 2008)

For some reason, I'm not able to load recovery mode utilities on my late 2008 MacBook (running Mavericks). I've referenced the technical steps here but none of the startup keyboard sequences appear ...
2
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2answers
825 views

How to start Internet Recovery Mode of El Capitan with multiple OS installed?

Thank you for your time. Here is my problem: A) Goal Start into Mac OS X El Capitan internet recovery mode and temporarily disable System Integrity Protection (SIP) to use (X11 functions of) ...
9
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4answers
15k views

Single-User-Recovery-Mode on High Sierra 10.13.6

Before the High Sierra update to 10.13.6 I was able to boot in single-user-recovery mode by holding Cmd-R-S at startup, but after the latest software update booting while holding Cmd-R-S just enters ...
0
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2answers
3k views

Mac OS internet Recovery mode stuck on progress option with globe animated screen

It’s stuck on here. Anybody knows this answer ?
4
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1answer
585 views

how to check integrity of recovery partition?

I recently reinstalled Yosemite from the computer's recovery image. I'd like to be able to check the integrity of that image (i.e. shasum /Applications/Install*OS*.app/Contents/SharedSupport/{Base,...
4
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2answers
857 views

I have `/usr/bin/env` in my “Macintosh HD” but not in the recovery partition. Is this normal?

I'm working on a MacBook Air, that's currently booting to macOS High Sierra 10.13.6. It also has an Ubuntu 16.04 partition, that I am currently trying to reach. I was trying reinstall rEFInd, which ...
1
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0answers
57 views

One-mac household, corrupted hard drive, too old for internet recovery

Long story short, a rusty trusty 2009 iMac is in need of saving. I got a bit overeager with partitioning in my youth, and whilst recently trying to undo the damage I managed to make the HDD ...
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3answers
6k views

Question mark folder on startup, how can I recover?

I have a problem with the iMac 27 2012 .. At startup the folder tag appears Then when you go to Recovery mode and go to disk utility the internal disk is not found so I can’t format or reinstall ...
2
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1answer
10k views

no admin account OSX 10.13.5 [duplicate]

I have a macbook pro 2011 with high sierra 10.13.5 Today i tried renaming my admin account in the system preference / users. I couldn't rename the account, and i have lost the admin rights. Now i ...
3
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1answer
644 views

What's the implication of deleting /usr/local/var?

On MacOS, what's the implication of deleting /usr/local/var (when it contains the following 3 folders - homebrew, run and mysql)? Note, you can assume I don't care about anything in the mysql folder ...
2
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1answer
1k views

Add Recovery Partition to APFS drive?

After some drive juggling [cloning to HFS+ then re-cloning back] to fix an error on my APFS boot drive, I'm now in the position where I no longer have any partition with a Recovery volume. Carbon ...
2
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1answer
125 views

Can I Erase Macintosh HD partition?

The main question: I have two partitions in my HD (the original "Macintosh HD" and a new one "macOS"). If in "macOS" I have the OSX running – and actually booted in it –, can I erase the "Macintosh HD"...
0
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1answer
68 views

Missing Framework

I recently restored my computer from backup. However, one framework is missing: OnBoardingKit.framework. I did find the file in System/Library/PrivateFrameworks on another computer, but I could not ...
1
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0answers
291 views

Can I change the resolution of a display in recovery mode?

Booted to High Sierra recovery HD, I’m not able to open the system preferences and choose a different resolution. Can terminal be used from the utilities menu to change the resolution? I have a Mac ...
1
vote
1answer
908 views

Internet recovery of 2015 MacBook Pro fails due to unavailability of Yosemite

I recently purchased a second-hand 2015 13" MacBook Pro. It came with High Sierra installed, but I wanted to make sure the system was completely clean (in case it had been compromised), so I: Booted ...
3
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0answers
269 views

lost Mac OS X partition after resizing bootcamp

Recently I tried to resize my bootcamp partition. I first resized the Mac osx partition to a smaller one with diskutility and appended this space to the bootcamp partition from within windows 10 (with ...
2
votes
2answers
7k views

Wiped drive, now can’t reinstall El Capitan from Recovery because the “item is temporarily unavailable”

I wanted to clear room on my computer, so I restarted the computer with cmd+r keys and opened OS X Utilities. I erased my drive and wanted to reinstall OS X El Capitan. After I agreed to the terms ...
2
votes
1answer
51 views

HDD not recognized by MacBook

My MacBook Pro 9,2 suddenly cannot boot anymore (I see a question mark). I started it in recovery mode and disk utility does not seem to see any HDD plugged in. I removed the HDD and I placed it ...
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0answers
234 views

OS X Partition Dead after Trying to fix

So i had the FFF.. partition error and followed @klanomath guide but unfortunatly it didnt work. Now in: gpt -r show /dev/disk1 I get gpt show:error:bogus map unable to open /dev/disk1 ...
1
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1answer
1k views

OWC Aura SSD Firmware Update from Mac Recovery Terminal

I bought a 480GB OWC Aura SSD with a known compatibility issue for my Macbook Pro 15" (mid-2015) after my old SSD died. I installed the drive and partitioned it. It shows up when running diskutil list ...
2
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0answers
321 views

How to boot into internet recovery mode with rEFInd installed?

I have the bootup manager rEFInd installed on my Macbook. The key combinations for recovery (Command R and Command R+I) just boot into rEFnd's bootloader. At this point in time holding the option key ...
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0answers
3k views

Failed to verify InstallESDDmg.pkg: xar_verify failed [duplicate]

Similar to this issue, im still unable to upgrade to high sierra. any advice would be amazing right now since I'm getting a different error: May 7 XX:XX:36 lilys-MacBook-Air.local ...
2
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1answer
7k views

Accessing macOS Recovery Mode without Internet access?

When starting my MacBook in recovery mode with Command + s, it prompts me to Choose Network.... The process that takes place immediately after entering my Wi-Fi password can take several minutes and ...
7
votes
1answer
9k views

Unable to install an OS on Mac (prohibited sign)

I had an issue with my MacBook Air "Core i5" 1.6 13" (Early 2015) (MacBookAir7,2) and after repeated problems I decided to wipe the computer and give it a clean slate. I downloaded a copy of ...
3
votes
1answer
1k views

HD does not show up when attempting to reinstall OS X (El Capitan)

I am attempting to do a fresh re-install of El Capitan on my girlfriend's MacBook. She called me the other night claiming the battery died and her macbook crashed, and when she restarted and went to ...
1
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1answer
107 views

Mac Recovery Mode Corrupted?

When I try to boot my Mac in recovery mode by holding alt+R, the progress bar shows up as if it is loading the disk. However, when it finishes loading, it switches to a screen that has horizontal ...
1
vote
1answer
1k views

macOS fails to reinstall when trying to factory reset

I have a Early 2011 MacBook Pro and I've been wanting to give it away (as it is acting up) so I factory reset it. Erasing the hard disk went fine, but when I tried to reinstall the OS in the recovery ...
0
votes
1answer
360 views

Does the macOS 10.13 (High Sierra) installer install a Recovery Parition?

Just upgraded from 10.12.6 to 10.13.3. Everything seemed to go smoothly... except I see I have no Recovery Partition any more - holding down Option at startup just gets me my macOS and BootCamp boot ...
8
votes
2answers
19k views

Can't login because of kernel panic

When I restart my computer I usually type my password to log me in. However, when I try to do this now it shows me the following message: "Your computer restarted because of a problem" So I ...
0
votes
1answer
20k views

OS X base system is locked, unable to install Sierra on Mac

I made a boneheaded mistake while erasing my hard drive (can’t tell you what that mistake was) and now I can’t reinstall macOS! Can someone tell me what I need to do so I can free up the hard drive ...
1
vote
1answer
287 views

MacBook Pro late 2011 cannot boot using regular tactics

I've tried every suggestion provided by Apple and a few i found here but am still unable to boot my laptop. This occurred yesterday and i did manage to get in & do some work. However this morning ...
4
votes
4answers
5k views

Mac OSX Recovery Mode Terminal: rm -rf doesn't delete anything

I have a seemingly broken MacBook Air that doesn't boot, but I can get into the recovery console. If I try to reinstall Mac OSX on the main disk (Macintosh HD aka /dev/disk1s2), the installer ...
0
votes
1answer
713 views

iMac doesn‘t start up

My iMac doesn’t start up. The loading bar doesn’t fill up and then, after 10 minutes or so, it shuts down. I tried to get in the recovery mode, but there is the Macintosh HD drive grey and it says „...
0
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3answers
4k views

What is OLK15message files and how to recover it?

Can anyone explain to me what is an OLK15message file, what it has to do with Outlook 2016 for mac? Actually, my outlook mac database got corrupted and someone told me that Outlook Mac stores its ...
2
votes
1answer
760 views

How to shrink Recovery HD on macOS Sierra

After removing a Windows partition, my Recovery HD has increased in size to about 70 GB. I'd like to reclaim this disk space into my main HD, but cannot figure out how. What is the easiest way to do ...
0
votes
1answer
126 views

Copying data in recovery mode - is this a security flaw?

My Mac crashed, operating system error, tried reinstalling OS, no luck.... anyway I need to do a fresh install so I am copying my data off the machine using command line and recovery mode. My ...
2
votes
0answers
400 views

Data Recovery Tool to recover lost Chrome User Data Dirs

I have a folder, either </users/an/downloads/user data> or </users/an/downloads/user datas>, that I've accidentally cmd-opt-deleted. The folder is used to store individual user data ...
1
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1answer
2k views

Kernel panic on every attempt to access Recovery Mode

I was trying to access the Recovery Mode on my MacBook Pro5,3 with OSX El Capitan 10.11.6, however every attempt ended in Kernel Panic (KP). I would see the Apple logo with a loading bar and the ...
2
votes
2answers
8k views

Setting a NVRAM variable in normal boot not permitted but allowed in recovery mode

If memory serves me right then in Yosemite it was possible to set the NVRAM variable agc with nvram boot-args even in normal full boot mode. This seems to have changed in later versions of the OS. ...
1
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0answers
393 views

Mac Pro 3,1 bootcamp only boots to Windows which is corrupted. No way to access startup manager

I used to run Ubuntu on my mac but needed Windows so decided to reinstall El Capitan and use bootcamp. One major problem I always faced was that my mac didn't accept any startup key combinations, ...
2
votes
1answer
300 views

Changing password of admin account from inside the root (superadmin) account

I forgot the password of my admin account on my MacBook, although I still remember the password of the root account. Is there a way to change the password of an admin account from within the root ...
2
votes
4answers
3k views

Duet Display install caused reboot to hang on High Sierra

I tried to install the app 'Duet Display' today. It was always troublesome on my Windows PC, so I was disappointed to see it wasn't working very well on my new MBP 2017 13" w/ TB as well. The ...
0
votes
1answer
2k views

Unable to boot to recovery mode after problematic High Sierra upgrade

After an upgrade to high sierra, my 2013 mac pro experienced intermittent freezes that required hard restarts to resolve. On every restart I get a black screen with a progress bar, and there is an ...
1
vote
1answer
1k views

How to get a password hash through terminal in Recovery Mode?

Is it possible to extract a user’s password hash through the terminal in Recovery Mode?
2
votes
1answer
2k views

Deleted system and no entry sign

I just set up my new MacBook Air laptop, however I set it up towards the wrong Apple ID. In order to just start the laptop from scratch again so I could make a new Apple ID, I reset the laptop. By ...
3
votes
3answers
698 views

iPhone Boot loop stuck

The phone has never been jailbroken. Never got wet, anything. But after one night it reboot, and got stuck. The battery overheat and even after a few attempts to solve the issue through iTunes, ...
4
votes
1answer
810 views

Erase iOS device with recovery mode without updating to latest iOS version?

I have an iPad 3 (A1430, on iOS 9.0.2) that I lost the passcode for. I know the iCloud/Apple ID account that iPad has and I can see an iCloud backup of it online (on the iCloud website). I tried ...