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Questions tagged [hard-drive]

A hard drive is a device for permanent or long-term storage in computers.

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8 views

Retrieve old .bash_profile from hard drive using time machine [duplicate]

Apologies if this has already been asked, I searched through the prvious questions but to no avail. Last night, whilst trying to figure out how to open my bash profile through the terminal (its been ...
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2103 Macbook Pro - hard drive always full!

I have spoken to Apple support but didn't make any progress. I have very little stored on my SSD but for years it's consistently full. It seems like its replicating itself as when I last deleted some ...
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Best practice for mouning drive on logon

I have a MBP 2015, and use the SD card slot for a second drive; it's a slow micro SD card, but I only use it for backups, which suits my purpose. I've noticed that since upgrading to OS 10.13, the ...
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Retrieving data from Mac PCI SSD using windows PC?

My MacBook Pro Retina (model no A1502) recently died so I have taken out the SSD to try and retrieve its data using my windows pc. I slotted the SSD into a PCI-e 4x adapter and installed it in onto ...
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Recreating a partition on internal hard drive on Mojave/Catalina

I created a partition on my internal HDD of 50GB, in favour of Time Machine backup. Unfortunately, I discovered that Time Machine requires 100GB to backup my drive regularly. So I went back to Disk ...
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Can't Mount any External NTFS Hard Drive

I can't mount and use any hard drive formatted in NTFS, ExFat and FAT32 volumes are fine. Those hard drive work fine on other platforms (Ubuntu). The problem occurred after I uninstalled SSHFS, ...
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Lost Space in APFS Disk

i have a strange problem with my 250GB disk : As you can see there is only 14GB free, whereas I use only : First Partition -> 13GB Second Partition -> 61GB Total -> 74GB So there is about 170GB lost....
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Only see 70gb of space even though I have 250 gb hard disk Macbook air

recently I messed around with my disk utility I am not sure what I did, but after doing whatever it is that I did I am only seeing 69.14 gb of space out of 250gb. Here is the image I tried to go into ...
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1answer
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Is my HDD throughput normal?

I am a musician, and was finding my 2011 iMac was getting sluggish with more complex tracks. It was topping out the CPU so I bought a second hand 2015 iMac with a much more powerful CPU. I am finding ...
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How can I enable touch ID for several hard drives I'm booting from?

I use my MBP 15,1 (Mojave 10.14.6) both with an internal hard drive (for work) and booting from an external one for private stuff. Whenever I enable touch ID in one account, it gets quietly disabled ...
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Can't add shared drive as Time Machine drive

I have a Mac Mini on my network with an external hard drive mounted on it. I use this external drive for Time Machine for a couple computers. All was well until today, when I got a new Mac Mini. I ...
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How do I examine and reduce what “About This Mac” categorizes as “System” disk use?

In "About This Mac" my Storage shows a System disk use of 419 GB. Since my storage is a bit tight and I'm gearing up to update to Catalina (from 10.14.6), I'd like to clear as much disk space as I can,...
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MacOS: two hard drives, one empty

I was trying to recover my Mac from a backup but something went wrong (the recovery was very slow) so I ended up installing a clear MacOS. However, I did something wrong with diskutil, and now have ...
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Open /dev/rdisk0 gives “Operation not permitted” error despite using sudo

On Mac OSX Mojave 10.14.6, the following simple code does not work anymore : #include <stdio.h> #include <sys/types.h> #include <sys/stat.h> #include <fcntl.h> #include <...
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How do I run Boot Camp Assistant on a partition on an external drive?

I've partitioned my external HD and I want to install Windows 10 on it using Boot Camp Assistant. When I open Boot Camp Assistant, it shows my whole Hard Drive, not my partition. I've got the Windows ...
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1answer
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Large amount of disk used by “System”. Time machine not to blame. What's taking up so much space?

So, I found a number of threads related to System files on Macs taking up to much space, and it seems for most people they are related to Time Machine snap shots. However, when I run sudo tmutil ...
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Make an external bootable partition for bootcamp

I am not sure to have understood everything about bootcamp but here is the situation: I have an internal HD I want to keep. I have an external HD with two partitions: Partition 1: Time machine ...
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Two volumes in Disk Utility? (macOS Catalina 10.15) [duplicate]

My 2014 MacBook Air just recently updated to macOS Catalina 10.15 today. After the update I did a routine check on what's new & in the Disk Utility app something caught my eye for the volumes... ...
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1answer
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Boot drive not recognised at all

After doing an update for iPad and open Google Chrome to watch streaming movies the MacBook Pro 13 mid 2012 has started to slow down and Chrome closed. I restarted and a flashing folder appeared ...
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System keeps rebooting

I have a 2010 macbook pro with osx 10.13. It keeps restarting with the grey screen saying "your computer restarted because of a problem" In recovery mode, Disk utility First Aid found corruption. ...
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1answer
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Uninitialized HDD after GPT to MBR conversation, 3 HFS+ Volumes and 1 ExFAT

2 TB External Hard Drive. Error during converting from GPT to MBR and now Disk can't be mounted. 'The disk you inserted was not readable by this computer' appears when HDD is plugging in. Files ...
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grow apfs container into an expanded iscsi disk?

I use a Synology NAS along with an iSCSI volume from my Mac on OS X mojave. I upped the physical disk sizes in my NAS, and using the NAS iscsi Utility, I upped the iscsi LUN from 6.44 tb to 9.66 tb. ...
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Connect Mac CD drive to another Mac

Question: Can I take apart a CD drive from an old MacBook Pro and connect it to a newer MacBook Pro that does not have a CD drive? Background: The old MacBook Pro is broken, but the CD drive still ...
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What can I do when macOS does not boot an APFS volume anymore and I cannot unlock it?

I have an SSD, which until this morning I booted from through an usb3-to-sata adapter. I shut the computer off, removed the drive and came back to the Macbook hanging on a black screen when trying to ...
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mac merge 2 apfs containers, free container is not first on disk

I got a used macbook pro off of ebay. The previous owner had a recovery image taking up 420G on a separate containers. I am trying to merge the containers, but the system does not like it because ...
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Output of diskutil info: dlopen(…): code signature in (…) not valid for use in process

When I run diskutil info on an external drive, the output contains errors that make me wonder if I need to be concerned about the security, or at least the stability of my computer: 2019-10-03 11:03:...
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Which encrypted items show a hint?

I encrypted some drives with Disk Utility and set a password hint. This hint does not show on a different computer. It's embarrassing because those were backup drives and losing the computer means ...
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What are the risks with low disk space on a Mac?

I've seen some suggestions about not allowing free disk space to go critically low or ... to have no less than about 15% of your drive's capacity free ... Currently, I've been silencing the "disk ...
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35 views

Disk Utility - Secure Erase is not working in terminal

I'm trying to securely erase my SSD by using diskutil in terminal in the recovery mode (restart --> hold down command+R --> terminal) I first use diskutil list to find the disk name, which is disk0: ...
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FreeDOS USB drive does not show in option key boot menu on Macbook Pro (Late 2011) [duplicate]

I've been struggling for two days to dual-boot FreeDOS along with Mac OS X on an old MacBook (late 2011) that I have. I've tried doing the live CD option and flashing it to the drive with Rufus. I'...
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1answer
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Data Drive Bootcamp Permissions

I have a Mac Pro 2012 running HS and Windows 8 on separate partitions on the same physical SSD. It also has a data drive, a separate physical platter drive. When I'm on the Mac side, all is well, ...
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2answers
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How to get write access to High Sierra (APFS) drive in Read-Only mode on Macbook with faulty AMD GPU

Some background: My 2011 17" MacBook Pro (running High Sierra) has finally succumbed to the Radeon issue and won't boot up. I know this because it would flicker green where there was pixel shading so ...
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Installing bootcamp on internal SSD and MacOS on the second internal SSD

I am looking for help. I have recently upgraded my iMac 27 (late 2013 with fusion 3Tb) with SSD 1Tb drive. My old HDD broke, so I had to replace it with SSD. Now I have two internal SSDs: 120GB (old) ...
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TimeMachine external HDD shows up in Terminal diskutil list but not in Disk Utility

The external HDD I use for my TimeMachine backup is suddenly not mounting automatically or even showing up in Disk Utility. But when I try diskutil list in Terminal it seems to be there. Any hints ...
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Second drive inaccessible from OS but accessible in Recovery mode (which shows no issue)

I have a iMac 2008 with 2 drives. Main drive is an SSD in the DVD bay and second drive 3,5" HHD in the original iMac disk bay. After a reboot before which everything was working just fine second drive ...
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21 views

MBP mid 14 won't boot post kernel panic? Frozen on Apple logo

Suspect: Macbook Pro Mid 2014 13" Retina on macOS High Sierra Symptoms: suddenly frozen under normal usage (Chrome browsing), similar to a kernel panic, Shut down by holding the power button. Not ...
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Issues with internal flash storage drive, time machine and spotlight

Anyone experienced similar issues that my internal drive, where OS X is installed is looking like this (About This Mac --> Storage). Also Finder can not see second partition of the drive. On top of ...
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1answer
54 views

Accessing unmountable APFS Volume on a disk image

I have run into trouble with APFS. I have an external hard drive (spinning plates) with two partitions. Some time ago one of these partitions stopped being mounted. Neither Disk Utility nor running ...
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1answer
13 views

Move a hard drive from a mac book 2012 mid to a Mac Pro mid 2012

So recently my mac book got water in inside of it and am unable to run it or do anything. Is it possible to put the hard drive of the macbook into the mac pro if not what can i do
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Unable to Erase External Hard Drive - Unable to lookup the APFS Container Reference

I have an external hard drive that I put a linux operating ISO on, but now I am trying to erase the external back into ExFat format to store files on it. When I go into DiskUtil, and try to erase it, ...
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29 views

MacBook Pro 15" SSD Failure?

So, several months ago, I think my HDD failed. I'm only just now having the patience to try and get around to fixing it. I have included screenshots from disk recovery to hopefully get closer to a ...
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1answer
59 views

Is Apple still using proprietary SSD connectors on 2019 iMacs?

My old workhorse 17" MacBook Pro (circa 2011) finally gave up the ghost after 8 years of reliable service (may it rest in peace), and I'm looking into a 27" iMac to replace it. I want to buy the high-...
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1answer
36 views

370GB unused but cannot shrink APFS container

200GB unused, but can't change APFS container size due to minimum requirement I would like to shrink my APFS container on the macOS side to 100GB so that I can allocate more storage to Bootcamp. ...
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2answers
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I accidentally unmounted the External Hard Drive and now I want to re-mount it back

So I had the external 4TB Seagate Expansion Drive, and at one point I end up selecting unmount in Disk Utility when I tried running first aid. Now I wish to mount it again, I tried pressing the ...
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29 views

Can't erase hard drive or install new OS onto 2007 iMac

I've tried most things i've read online to try to fix this issues to no avail but I'll explain exactly what's happening. I think I accidentally deleted the EFI partition from my Mac which is the ...
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1answer
28 views

Can I use Time Machine but still be able to access deleted files on my Mac?

Normally I just copy important files on my external HDD or move the big files on there cause I don't have much space on my Mac. However, I want to try Time Machine, because it might be less prone to ...
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29 views

MacBook Pro 2009 question mark folder screen - holding down option shows my mouse [duplicate]

My MacBook Pro 2009 (A1278) is having an issue. When I power it up it shows a blinking folder with a question mark. I have tried most of the options that I've seen, none of them showing any signs of ...
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45 views

How to restore an iPhone backup from an external hard drive (windows)

I backed up my phone on itunes and it took a lot of space on my laptop so I put the backup on an external drive, however, not knowing any better, I did not create any symlink. Is there any way I can ...
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45 views

Prohibitory sign after using SuperDuper!; MacBook Pro can no longer boot from MacOS X partition

This is going to be a long story, but please bear with me... I'm trying to recover a MacOS X partition that got lost on my Seagate HD. This HD was dual booted using BootCamp with Windows 10. I ...
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23 views

how to transfer files from mac desktop to an external harddrive

I have files on the mac desktop that I want to transfer to a brand new external harddrive. I do not understand why it is not a straight forward matter. I am trying to drag the files I want to transfer ...