Questions tagged [hard-drive]

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

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Seagate Backup Plus Mac reformatted to NTFS don't mount on Mac

I have a Seagate Backup Plus Mac drive that, as the name implies, came with the HFS format for Mac. I reformatted it to NTFS to be compatible with a Windows PC (I was not working with Mac at the time)....
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I am unable to mount or repair 1TB seagate external hard drive on mac

I tried using disk utility both in the regular mode and recovery mode. I tried using the terminal and this is what I get: MBP2011:Volumes admin$ diskutil repairDisk /dev/disk2 Repairing the ...
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25 views

Change permission of external hfs drive

Two of my external HFS+ drives changed permission after I did something wrong while my iMac (Sierra) was connected to an old MacPro2.1 (Snow Leopard) and I shared all the disks on network. So I lost ...
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Carbon Copy Cloner - Bad files that are unrecoverable. What should I delete and should I reformat?

I just used Carbon Copy Cloner (CCC Version 3.5.7, Mac OS X 10.7 Lion). Everything copied to my external backup drive except for about 500 random files - most of which are in the same folders and don'...
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1answer
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Is it necessary to “Restore” files from a Time Machine backup if I can already access them directly from the backup disk using Finder?

I have an external hard drive that I've separated into two partitions: one that I use for additional file storage, and one that I use as a dedicated Time Machine backup disk. Something has gone wrong ...
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“Not enough disk space” despite seemingly having more than enough

I tried to move a folder from an external drive to my new MacBook Pro's internal drive, but get a "Not enough disk space" error: The folder I'm moving is 23.89 GB: But my internal drive is supposed ...
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28 views

Should the internal disk of a Mac be erased?

I saw this post which said that the internal disk of a Mac should not be erased, but it doesn't explain why. Does anyone know?
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3answers
145 views

What's the best way to use SuperDuper to back up multiple hard drives to partitions on a single drive?

Here's the setup I'm setting up: Mac HD (500GB SSD) Media HD (2TB SSD) Daily Backup HD (3TB HDD, partitioned into a 2TB Daily Backup Mac HD, a 500GB Daily Backup Media HD, and an irrelevant 500GB ...
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184 views

Yet again an FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF partition issue

Update June 10th Partition seams to be back, almost, please check update 4 at the bottom This is happening on a Macbook Pro June 2012 version. Disk is a 1T SSD and it was up to date with Mojave till ...
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1answer
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What could be the cause? I/O completely died. Constant spinning, even logging in takes forever

iMac 5K, late 2014 model. The weirdest thing happened yesterday. This machine is usually very performant — 8GB ram, 3TB Fusion drive. I dual-boot Windows on it using Boot Camp. As of now, I still ...
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Hard Drive Corrupted [duplicate]

I Erased my hard drive from mac utilities from the recovery mode, but now i am not able to install Mac OS Mojave as it doesn't shows my mac hard drive to install and when i checked it in utilities, it ...
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1answer
55 views

Hard drive ignores available free space

I have a 500 GB SSD. At one point, it had 2 partitions--one for my regular macOS boot (430 GB), and one for developer previews (~70 GB). At some point, I deleted the developer preview partition, but ...
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42 views

MacBook Pro: Erratic Trackpad behavior when an external 3.5" drive is connected

When I plug my external 3.5" hard drive into my 13" 2016 MacBook Pro, the Trackpad becomes very erratic and difficult to use. The drive is housed in a powered enclosure (brand Integral). Other ...
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1answer
34 views

A WD hard drive can be detected by one Macbook but not another

A WD My Passport hard drive (bought in 2016-7) can be detected by one Macbook (a 2018 15" MacBook Pro) but not another (not even in diskutil) (a 2013 11" Macbook Air). What is the explanation for this?...
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1answer
50 views

MacBook Pro doesn’t recognize new internal HDD

My MBP 13” mid 2012 doesn’t recognize new HDDs (500 GB HGST 5400 rpm SATA 3.0gb or 500GB HGST 7200 rpm 6.0g) in Disk Utility, but picked up a Toshiba 500 GB. My previous HDD failed(dead). I am ...
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2answers
43 views

disk drive about full. Library folder has over 100 GB

I have an old iMac running High Sierra. I have an internak 250 GB drive and a 4 TB eternal hdd. My internal drive is about full. I was going to clear up some room but I noticed my library folder has ...
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2answers
286 views

MacOS partition doesnt boot up and shows as MBR part 255 [duplicate]

Sadly the post tagged as duplicated does not work for me ——————— Quick specs: Macbook Pro Mid2012 500GB SSD thats been in the Macbook for around 4 years MacOS Mojave BOOTCAMP Windows (100GB) ...
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1answer
164 views

APFS Container Disk & APFS Container Scheme Mismatch - Cannot Resize

I have an issue where I screwed up my partitions by removing a PC formatted partition, and it did not recombine itself with my overall partition. Issue happened because I got a new SSD, loaded my mac ...
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23 views

Hard drive won't mount (not visible) when connected to internal SATA ribbon

I have an old macbook pro (I think from 2013, but I am not sure), and the hard drive (WD blue 750gb WD7500BPVX, something like this) is broken (I think). Basically I can see it from the disk utility ...
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1answer
176 views

Can't see HD in disk utility in recovery mode, but can in OS

I'm pretty new to Macs. I got an iMac Pro in 2017 (grey one) and about 6 months ago it started giving me occasional folder flashing icon on startup. It also started occasionally forgetting my ...
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1answer
46 views

Cannot Open .Sparsebundle

My computer crashed few days ago, I took it to computer store and they told me that the logic board is damaged but the hard drive is fine. So they migrated all files from old mac to a new mac. All ...
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1answer
29 views

8T external HDD failing to format

Disk Utility is failing to format an 8T external hard drive on my iMac. I keep getting an error stating Unable to write to the last block of the device: (see below): How might I troubleshoot this?
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1answer
60 views

Can't resize partition [duplicate]

My Disk Utility is showing me some Weird Stuff. My current startup partition is showing as 155 GB, with (I was shocked to discover) 344 GB of unpartitioned free space: I can try to resize the first ...
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1answer
21 views

Macintosh HD partition missing from startup options [duplicate]

I tried to shrink my Windows Bootcamp partition using third-party software which led to my Macintosh HD partition missing from startup options. Unfortunately I don't have a recent backup for the whole ...
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1answer
28 views

How to get my old disk back that contains personal data?

I was not able to power on my MacBook Pro 2015. It was getting stuck on the Apple Logo. I took it to the Apple Service Centre, they diagnosed it and replaced the SSD. The kept my old disk with them ...
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44 views

Accidentally overwrote encrypted external drive (Mac OS)

So I was rushed (and being careless) and accidentally copied about 80 MB of a Raspberry PI image (SD card formatted extfs) over my external USB drive (4TB) that was formatted and encrypted (using Disk ...
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75 views

SSD compatibility with adapter

A Sintech M.2 NGFF SSD 18Pin Adapter Card adapter was purchased for Macbook Air MacBookAir4,1 (11-inch, Mid 2011). It is unclear to me which of these drives is compatible: Amazon indicates that ...
2
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1answer
81 views

External SSD drive not detected as SSD drive

I've got a Sandisk Extreme SSD drive as an external drive for my MacBook Pro. It has no problems with connecting to the MacBook or being recognized as an external drive. The problem is it is not ...
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34 views

SSD Partitioning upgraded MBA (Macbook Air Model A1370) SSD

I would like to 'ghost' a 128GB to a larger M.2 SSD. Based on my experience with upgrading a Macbook to a larger SSD, MS-Office will shutdown. The PC is a MacBook Air "Core i5" 1.6 11" (Mid-2011) ...
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2answers
94 views

Recovering files from an iMac G3 hard drive (Mac OS 8.6)

I recently purchased an iMac G3 (M2452) running Mac OS 8.6 from eBay for a project I'm working on, and was hoping to recover system sound files (such as startup sound, error sounds, etc) to use in the ...
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2answers
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Missing HDD space after removing Boot Camp partition

This is probably not the first case, but I have tried various methods to recover the lost 50 GB of space from different threads, but neither one of them work. (After removing Boot Camp partition, took ...
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2answers
1k views

How to create “firmware partition” on HDD?

I have a problem with internal hard drive in my IMac, it doesn't work, but I have an external hard drive (HDD), and I want to run MacOS on it. I successfully installed MacOS and upgraded it to Sierra....
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0answers
29 views

Cannot mount external drives or flash drives

I tried multiple file systems and multiple devices, none of them will mount. I also tried looking for fsck (not running), resetting the NVRAM (and restarting the Mac of course) and it still doesn't ...
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1answer
35 views

Transfer time machine backups from unmountable HDD

I am attempting to access time machine backups on an external hard drive that I have, and transfer them over to a new HDD. Both drives are 2TB. The drive with the time machine backups will not mount, ...
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1answer
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Hard Drive Full, can't figure out why

My mac recently started to indicate that the startup disk was full. I went thru and cleaned out all the disk images and videos and other large files that I could find. Emptied trash. Emptied downloads....
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Recovering playlists from iPod databases

I am working with my daughter's 80gb iPod classic (mod A1238). The unit crashed during an update / backup. The project is to replace the corrupted HDD (and battery while I'm at it). I am confident ...
2
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1answer
31 views

Disk Space - Mac Book Pro

Disk Utility Info Shows: Volume capacity : 250,790,436,864 Available space (Purgeable + Free) : 18,254,333,896 Purgeable space : 1,570,408,392 Free space : 16,683,925,504 Used space : 230,210,576,384 ...
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1answer
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Erased both partitions of my hard drive and want to merge them. They show up as two different disks so I cant choose the partition option

External hard drive partitions showing as 2 different disks, can't merge or repartition. I have erased both and want to merge into one. EDIT: I have Reformatted both partitions to Mac OS Extended (...
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2answers
228 views

Merging APFS Containers using the Disk Utility Application

I recently deleted my dual boot from my mac, but I am now left with two partitions that I can't figure out how to merge. I would like it to be normal again with just one container: Macintosh HD. I'm ...
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0answers
52 views

Help! kernel_task / Mac OS System eating hard drive space

I have a very unfortunate problem. My Mac OS System is eating free disk space right before my eyes till my system becomes unresponsive. I already deactivated and deleted Time Machine backups. Finder ...
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1answer
34 views

I am trying to clone a 2TB drive that has mac os x 10.6.8 onto a smaller drive but dont know what I am doing

I have a Mac Pro that I cant install an OS onto at the moment because I do not have snow leopard. I do have a bootable 2TB Western Digital drive that comes from an identical Mac Pro that has 10.6.8 ...
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0answers
65 views

APFS Container is corrupt beyond what I can find online - but Data Recovery software finds my things just fine?

I've followed guide after guide and nobody on the Internet has gotten errors as simple as I have. I've managed to use gdisk to change the partition type to the APFS it is meant to be, but it still won'...
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2answers
796 views

Mac Pro install disk keeps ejecting itself

I am not that savvy with Macintosh computers so I can't figure out why the install disk keeps ejecting when I attempt to boot from disk by holding down the "C" button or the option button. It is not ...
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0answers
21 views

How do i delete my partitions on my mac? [duplicate]

I have been unable to get rid of all the partitions in my drive, they can't be seen inside of my disk utility and i wondered if anyone could help me. Diskutil list returns: /dev/disk0 (internal): #: ...
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1answer
33 views

Deleted hard drive results in Windows recovery screen

I have a late 2014 Mac Mini. I did go into recovery mode (Option + r) and did delete the hard drive. Then I screwed up and restartet the Mac Mini instead of going back to the list from Option+r menu ...
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1answer
217 views

MacBook Pro - can't boot into Windows, how to fix the MBR?

Following the post FFFFFFFF problem with hybrid partitioned drive, not able to fix with the guide in other topics, I was able to fix the FFFFFFFF partition problem and managed to boot into macOS, and ...
4
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1answer
780 views

diskutil list shows 20 disk partitions, I only know 3, what are the rest?

Following the post FFFFFFFF problem with hybrid partitioned drive, not able to fix with the guide in other topics, diskutil list gives me the following big list of disk partitions, what are the /dev/...
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1answer
22 views

Lacie External Hardrive doesn't show up on Mac or in Disk utility

My lacie hard drive was making some strange clicking noises when I put it in my mac. I have also tried this in a PC. It now is just not showing up in the devices and also when I try to access it in ...
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1answer
156 views

FFFFFFFF problem with hybrid partitioned drive, not able to fix with the guide in other topics

Like many other uses who reported the same problem, I tried to install and delete Ubuntu in my 13' mid-2014 MBP, messed up and got FFFFFFFF-FFFF-FFFF-FFFFFFFF partition, tried to follow the solutions ...
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2answers
18 views

Replace hard drive whilst saving installed software

I want to replace hard drive on my 2012 MacBook Pro. I have all the data backed up, but the only thing I want is to keep all my installed software, mainly music software like native instruments, waves,...