Questions tagged [hard-drive]

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

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Accidentally deleted Macintosh HD volumes rather than erasing!

I have accidentally erased the entire drive including the volumes rather than just erasing the contents when doing a clean install of Monterey. Now I cannot run the Monterey OS installer from recovery ...
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MacBook Pro 13 inch late 2013 disk startup error but after reset PRAM sometimes works normally

My MacBook Pro 13 inch late 2013 had battery issues, for long time I was only able to use on net adapter, and in the end not able to do anything at all. Because I used my work laptop I did not touched ...
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MacBook Pro (M1) reports more disk space used than available on system

Hope the title is clear enough. When I go to System settings > General > Storage, the amount of used space showed is larger than the real actual disk capacity. Was wondering why this is so? I ...
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Internal Hard Disk cannot boot - Unrecognized file system (-69846)

My Internal hard disk won't boot after I closed MacBook by holding powerbutton. I've created a bootable HD on USB. Disk Utility can see the internal HD, but cannot see any volumes. Terminal can see ...
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8TB external hard drive filling up after only 3 TB used, 5TB reported as "inaccessible"

I've got an 8 TB expansion drive. When I rsync data to it, it's reporting as filled up after only receiving 3 TB. The gui diskutil shows it as 8TB. The command line diskutil shows this: /dev/disk6 (...
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moving backups between external hard disks

One of the external backup disks I use to back up my personal laptop filled up when I was too busy to buy another, so (in a rush) I grabbed another project's backup disk and added my laptop to it too. ...
3 votes
1 answer
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Time Machine HD no longer mounting

After coming back from holidays I discovered that the TM hard disk I connect to my Mac has stopped mounting. The HD was encrypted with FileVault. I tried with Disk Utility to mount it but it does not ...
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What is minimum MacOS version to decrypt external Mac hard disk encrypted through Finder?

If you want to encrypt and password protect an external Mac HD/SSD and don't want to reformat it (because, perhaps, it already has data on it), one can use this technique, which involves right-...
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Replacing a fusion drive with a pure SSD on a Mac Mini

I have a Mac Min Late 2014 with a 1 TB fusion drive I want to replace it with something like this OWC 2TB SSD, but I am a little confused about some of the process. I have watched several videos and ...
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Recovery of partitions erased by Time Machine

I had an external drive (1TB) with two "MacOS Extended (journaled)" partitions. Both were roughly 500GB in size. On the first of it were some files. The second was empty. I wanted to use the ...
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Installing Windows to Mac External Drive - WinToUSB Problem

I followed this tutorial on YouTube (How to install Windows 10 "Boot Camp" on a Mac External Drive the EASY way! (2020 edition)), up to the part where I had to use WintoUSB to install ...
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2 votes
1 answer
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Would replacing the SSD on a 14" MacBook Pro void warranty or make Apple deny service?

I have a 14" MacBook Pro with 512GB of internal storage, but I feel like this is not enough for my needs. I recently acquired a broken 14" MacBook Pro with 1TB of internal storage and am ...
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2 votes
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Show capacity of unplugged drive

I have a lot of stored drives into my physical desktop and since I’m only using them on my own computer, I want to be able to keep an eye on the space left even if they’re not plugged in. Do you guys ...
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Missing permissions for syncing folders on partition with Google Drive for Desktop (macOS 12.1+)

I currently have folders in a partitioned volume that I would like to sync with Google Drive (without moving them to my startup volume). With the Drive for Desktop app, I can choose folders on my ...
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Is there any possibility of recovering data from a formatted drive that was APFS encrypted?

I accidentally formatted an external drive that was APFS encrypted. The new format is also APFS (Encrypted). Is there any way to restore the formatted data from the old encrypted drive? I know the ...
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Why is the storage of Applications showing incorrectly in mac? [duplicate]

I've had problems regarding my storage on the HDD recently. The applications total shows up as 56GB but all the distribution that I can find is this (in the image). Where else is that remaining 40+ GB ...
2 votes
1 answer
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How to “sync” a laptop to an external hard drive if the hard drive is larger than the laptop drive?

I have what should be a really simple question but Google Search is failing me. I have a lot of data (TBs) on Dropbox. My laptop hard drive has only 500 GB. For the last few years, I’ve been using the ...
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Cannot erase internal SSD You cannot manually format an existing APFS Container disk

I'm trying to erase the internal SSD on my Mac as when the computer boots up it goes haywire and stops responding. I've got a Mac installer on USB, but I cannot erase the drive. When I try to erase ...
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1 vote
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How to eject a disk on macOS when it says programs are using it but this is not true?

I want to eject an external 1 TB FAT32 disk on macOS 13.1, but when pressing the eject icon it says: The disk MYDISK wasn't ejected because one or more programs may be using it Is it OK to do "...
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1 vote
1 answer
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Unlocking Encrypted Drive after too many unsuccessful attempts

I have a FileVault encrypted disk partition on the internal SSD of my Monterey M1 MacBook Pro. I entered the wrong password too many times and now when trying to mount an encrypted drive in Disk ...
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Unbootable old dualboot Macbook Pro

Half a year ago, I got an old Macbook Pro from my dad. I had set up dual boot with Debian. I haven't used the laptop for several months. Now suddenly it didn't want to boot the Debian partition, so I ...
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How to restore Fusion Drive backup to a new SSD alongside an existing blade SSD? (iMac 21.5 4k, late 2015)

My iMac 21.5 inch 4k (late 2015) has been abnormally slow during regular use, so I used Drive Dx to diagnose it. I get a "failing" status on the report, which is understandable. The first ...
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1 answer
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"Could not mount disk2s1 after erase" error for external SSD on mac ventura

I am unable to mount my segate external SSD. Everytime I restart macbook pro, I dont see volumes from my external SSD. If I try to mount manually from Disk utility, I get below error. Could not mount “...
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Disk problem for Mac, partition unaccessible and type shown as FFFFFFFFF

Having a bit of difficulty with my Mac. Was trying to partition to install a Linux mint partition and it all fell apart. On disk utility the command diskutil list shows what is shown in the image, and ...
1 vote
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Cannot mount Time machine partition on either external Drives on MacOs

very disappointing. i have a new MBP14 and having the same problem i had wiht my prior MBP. the computer refuses to mount the time machine partion of BOTH of my external drives. I have 2 5TB seagate ...
4 votes
1 answer
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How to restore a specific file from APFS Time Machine backup drive with tmutil?

I've been using an HFS+ drive for Time Machine, but I recently formatted a drive in APFS as my Time Machine backup drive on macOS Monterey. Now I find the implementation with APFS very confusing. If I ...
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Unable to Access Disk: Weird permission issue allows me to use the disk from Recovery but not from macOS

I have been using an old HDD with a SATA-USB cable for a few months now on a Mac Mini (running macOS Mojave 10.14.6; HDD has one EFI partition and one other partition with Journaled HFS, unencrypted). ...
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2 votes
1 answer
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Linux messed up GUID Partition Table for APFS container on external drive

I partitioned my 1TB external drive as follows for use with both macOS & Windows: 949GB APFS 51GB Windows NTFS As I no longer needed the Windows partition I tried to delete it through Disk ...
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2 votes
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Trying to install El Capitan via Bootable USB on MBP 2009 using Windows 10, not showing up

I have recently received a 2009 MBP to use with an old video camera. The MBP has no HDD so I formatted an old windows drive to exFAT and have been trying to create a bootable USB for OSX installation, ...
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1 answer
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I can no longer boot into MacOS and it seems like I corrupted my partitions

I'm not sure what I did, but I think I messed up my partitions on my 2TB FusionDrive on a n Intel Based Macbook Pro 2020. I believe I was on Monterey. I think the underlying cause is that I ...
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WD My Passport isn't showing up on the Desktop after disconnecting without ejecting

I was working on a project straight from my external hard drive today (not good) when suddenly my old MacBook restarted (from overheating, possibly?). When it rebooted, I unplugged my external hard ...
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Remove free disk space

After reinstalling the system, a strange free space appeared on the system disk and because of this, the disk size decreased by 40GB. Apparently, we need to increase the size of the apfc container, ...
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exFAT slow on MacBook - how to improve performance?

When I copy data from my MacBook Pro (M1) to my external drive (HDD USB 3.0 - exFAT) it is slow (60 MByte/sec). When I copy the same data from a Windows PC on that drive, I reached a much better ...
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1 vote
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I accidentally formatted my external hard drive (HFS+) for TimeMachine (APFS). How can I restore my data?

I have a Western Digital external hard drive formatted in HFS+ where I keep some of my data. I back it up manually. I have another WD disk, which looks very similar, which I use for TimeMachine. So ...
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1 vote
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How to **increase** drive detection time on boot?

first I realize this request will come across as very odd; why would anyone want to increase boot time? Well the Samsung SSD I have had installed for years in this Mac suddenly died (after warranty's ...
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1 vote
1 answer
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Cannot allocate free space back to main disk

I've uninstalled Windows 10 from my Mac via Boot Camp and the space that I allocated to it has turned into free space. I can't seem to remove it and add it back to my total disk storage. When using ...
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2 votes
1 answer
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Resize macOS partition gaining from Windows partition resized

This question is about macOS BigSur 11.6.1 w/ Boot Camp Windows 10. The HDD was partitioned for macOS and Windows 10. Since the macOS upgrade to 12/13 needs bigger size, I resized the Windows ...
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1 vote
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Restoring Time Machine backups of HFS+ partitions to APFS volumes

I have an external drive with two HFS+ partitions, each containing data. Both partitions are fully backed up with Time Machine. I would like to convert the disk to APFS with two volumes, corresponding ...
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TechTool Pro surface scan No bad blocks, SMART failed

I have a HDD which stores pdfs. So far I haven't had problems accessing the files. I ran a complete surface scan using TechTool Pro which said no bad blocks. Right before I ran the surface scan the ...
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Black screen after boot

I am unable to boot my Late 2015 MacBook Pro. After the chime sound, I can see that the backlight comes on, but there is no image. Same thing happens when I plug in an external display - there is ...
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Where do files reside while in the trash bin on macOS from an external drive?

I am using a Western Digital easystore drive which is formatted as exFat on macOS Monterey. I deleted about 600GB of files from the easystore drive which seemed to work fine. However, when I right-...
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Time Machine won't reconnect to existing working TM backup (external HDD via USB and visible in Finder)

The external HDD was permanently powered up and connected via USB to my iMac. I have never had an issue with it and the HDD has twice the capacity of the HD on the Mac. The USB cable got disconnected ...
2 votes
0 answers
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Windows_NTFS ExFat hard drive disconnects after any interaction with it

I have a hard drive that won't show up on my computer for weeks now. I have tried a lot, but what is going is very weird. It doesn't show up anymore in my disk utility, and not even in the system ...
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Are there usability advantages to macOS's built-in RAID?

There is no need for external disk enclosures (whether NAS or not) to have RAID. MacOS supports software-based RAID (striped/mirrored/concatenated). Of the two options (RAID in the OS or outside) I'd ...
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4 votes
1 answer
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Files on external hard drive from Windows are not visible on Mac, and vice versa

I have a 1TB external hard drive. It's formatted as exFAT using 1024kb allocation unit size. I will be using this hard drive on Mac and Windows both for making backup from time to time. I have a ...
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M1 printing causing USB devices to disconnect

I have an old HP LaserJet 1022 printer (15 years old) that is still alive and doing great. Ever since I bought an M1 Mac, printing to the printer creates an issue. The document prints fine, but after ...
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2 answers
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Recover partition on HPFS/QNX/AUX + Extended LBA drive. Blank TYPE in diskutil

I'm attempting to recover some data from an old 60GB IDE 2.5" drive from an old Windows laptop. diskutil list gives /dev/disk5 (external, physical): #: TYPE NAME ...
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AFPS internal fusion drive corrupted. Looking for help for data recovery

The other day my iMac with MacOS X 10.14 showed a black screen with the no parking sign and reboot did not permit to start the system, it gets stuck on the end of the bar. In recovery mode the drive ...
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Can't find APFS partition on external SSD after trying to merge partitions on Windows with EaseUS [duplicate]

Someone else had a similar problem and seemed to be able to fix it in the Ask Different post "Lost my APFS partition after using EaseUS partition manager on Bootcamp" but the answers are ...
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1 answer
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How to merge container disk into the existing volume

How can I merge the 300 GB Container disk5 with Container disk6 without losing data on disk6? This is a 4TB external drive with two equal-sized volumes, namely EXTERNAL for my personal files and TIME ...
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