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Questions tagged [ssd]

Solid State Disk, a generic term for computer storage devices that have no moving parts and do not involve a "hard disk". A hard disk, in contrast, is a device incorporating a spinning platter or platters that store information magnetically.

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Migrating MacOS to external SSD - slow startup

History: I have Intel iMac 5K 2017 (iMac18,3). It has 1 TB Fusion Drive inside. I never reinstalled macOS since I bought it, just upgraded Sierra -> Mojave -> Ventura. Ventura is much slower on ...
aousov's user avatar
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New SSD only bootable via USB, not SATA

I've been working on a very problematic Early 2011 MacBook Pro. Recently I managed to install macOS Sierra, using another Mac to perform the install. There are lots of other avenues I've been down ...
Matt Canty's user avatar
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Snapshots are too big and constantly fills my SSD!

I keep getting out of space warnings, and the only way to reclaim that is using Daisy Disk. Disk Utility always shows "resource busy". Some thoughts: perhaps it's possible to decrease the &...
Henry Mazza's user avatar
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Macbook Air 2013 - 256GB SSD shows as 1.2GB in disk utility

I have "inherited" a 2013 MacBook Air with a 256GB SSD. The machine was formerly used with Windows 10 but I threw that out, along with the MacOS, and tried to install various versions of ...
Axel Lieber's user avatar
1 vote
1 answer
32 views

Any way to access Startup Security Utility when Internal SSD dead/corrupt?

We have a 2018 MBP business laptop with an SSD that's died. The support company have declared it is dead and recommended recycling it. I'd very much like to get it booting from an external SSH. FYI: ...
Mere Development's user avatar
1 vote
1 answer
75 views

Unable to erase brand new SSD with APFS [duplicate]

I've been unable to set up a new SSD for a friend. The plan is to use it for the internal drive on their Mac. Using Disk Utility: Erase -> Format:APFS Scheme:GUID Partition Map Two drives have ...
Matt Canty's user avatar
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1 answer
48 views

Third-party backup SSD not appearing

I've been using a third-party (LaCie) SSD for Time Machine backups ever since the HD in my Time Capsule router stopped working. (The SSD is plugged into the Time Capsule which also is my router.) But ...
Displaced Hoser's user avatar
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19 views

27" iMac 5k VDH002, won't mount other disks

2015 27" iMac 5k with SDD. Diagnostic says "VDH002 issue with storage device" and it won't boot from the internal drive any more. Recovery can't mount any other disks to reinstall. ...
apfrod's user avatar
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2 answers
129 views

Unable to shrink MacOS partition - Sonoma 14.4.1 (23E224)

I am unable to shrink my macOS volume/disk on my Intel 2019 15" MBP with a 1Tb disk to make space (128gb) for installing a linux distro in dual boot configuration. Disk utility in macOS will not ...
Mark Smith's user avatar
1 vote
1 answer
375 views

External SSD refuses to connect with a USB-C cable

TL;DR Having trouble connecting an external SSD to my 2021 MacBook Pro with Apple M1 Pro via a specific Satechi USB-C cable. That specific cable does not work on my M1 MacBook Pro but works if I go ...
MrUpsidown's user avatar
2 votes
1 answer
72 views

Why isn't Mojave using swap despite high memory pressure?

I regularly receive the "your system has run out of application memory" alert, then the dialog box pops up to quickly kill any offending application before the OS crashes. However, unlike ...
P. N.'s user avatar
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Looking for external case for SSD from a MacBook Pro 13" 2017 (A1708)? [duplicate]

A friend has an SSD that was removed from a mid-2017 13" MacBook Pro (non Touch Bar, A1708) whose logic board died. She bought a new MacBook Pro, so the 2017 is still nonfunctional. The SSD has ...
HandyMac's user avatar
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70 views

My MacBook A1502 boots slows at USB CR has no interface nub after 1->0 transition

My system $ sw_vers ProductName: macOS ProductVersion: 12.7.3 BuildVersion: 21H1015 My MacBook: A1502 Customizations: I replaced original Apple SSD with Samsung 2TB M.2 PCIe Gen4 NVMe 980 PRO ...
Marek's user avatar
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macOS kernel panics when many external drives are connected

I recently purchased a 5-bay HDD enclosure that I filled with hard drives. I connected this along with around 4-5 SSDs with NVMe adapters to my Mac mini via a powered USB hub. I noticed that when ...
Oion Akif's user avatar
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Wrong Folder Sizes - Tried everything

Folder sizes on external drive dramatically wrong, yet system shows correct aggregate size used. Get info shows 2.56Tb used on drive (out of 4Tb). Yet, 3 folders show about 2Tb, 2Tb, 50Gb. That ...
clarknet's user avatar
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Trouble upgrading SSD on 2015 13" MBP

I have a friend who is trying to squeeze a bit of extra life from his aging 2015 13" retina MBP by replacing the factory SSD, which recently bit the dust (flashing folder.) At my direction, he ...
Harrison Wilson's user avatar
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PCIe SSD not recognized, only when restarting on iMac

I have an iMac 2019,2 that I installed an 2T Aura Pro X2 into the PCIe SSD slot, and I left the original Apple 1T HDD drive in the SATA slot. I was able to: Successfully split up the Fusion Drive ...
LHM's user avatar
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2 answers
191 views

Swap memory usage with 64GB RAM installed

Newbie to macOS and I was wondering if it's normal to have swap usage when the system has more than 6 times of available RAM than being used. I have 64GB of RAM installed and the most memory I've seen ...
NewbieFromNJ's user avatar
2 votes
1 answer
65 views

Making a second Windows installation on macOS Catalina

I am trying to get a second Windows installation. I want this one to be unable to access the first Windows. I have looked at some threads but I can not understand what I need to do as they are all ...
Iv7n's user avatar
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MacOS Catalina not working on Samsung SSD from SATA

I have MacBook Pro Mid 2012 whose HDD I replaced with SSD two years back and continue to work with High Sierra until I get end of support few months back. So, I upgraded my OS to Catalina and since ...
jaykhatri's user avatar
1 vote
4 answers
343 views

Is there any way to exploit extra iCloud storage space beyond the size of my SSD?

I have a Macbook with a 500GB hard drive, but I pay for the 2TB tier of iCloud storage. I'm imagining things like a virtual drive where I could park rarely used files, similar to a photostream which ...
Andy Swift's user avatar
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2 votes
2 answers
188 views

macOS recommended maximum disk space usage?

I was told by a mac repairman that I should leave about 10% of the disk space empty, otherwise, my SSD and/or the machine would die. Is this true? I've never heard of such a thing in my life. He also ...
user3722246's user avatar
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1 answer
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Synchronizing my iPad photos to my iMac (2017) with an external SSD

My internal SSD drive was getting full so I purchased a plug-in, external SSD. Will I be able to sync my photos to my iPad’s now that I’ve done this?
Ed Wrobel's user avatar
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“No space left on device.” in macOS Sonoma 14.2.1 (23C71) but there clearly is 131GB on device. What happened?

Short Story: Why was my MacBook Air showing “No space left on device.” and blocking very simple file writes when I clearly had 131 GB available? And why did it clear up after reboot which then showed ...
Giacomo1968's user avatar
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1 vote
1 answer
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The SSD not showing up correctly in diskutil in recovery

I’ve deleted my Macintosh HD partition and don't know what to do, because the free space isn't showing up in the graphic interface of diskutil.
namra's user avatar
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External SSD shuts down midway through startup up then crashes. Mini then boots from internal drive

Prior to today this external SSD boot has been functioning for 10 months. I’ve run Disk utility First Aid with clean results. Suggestions?
B. Richter's user avatar
3 votes
0 answers
223 views

Will it make a difference if I buy a fast SSD disk for time machine?

Since Sonoma, waiting for Time Machine to finish is a hell. It takes 2 to 4 hours to make a simple incremental hour backup. I've read that Apple throttles down the backup process. I have typed this at ...
Duck's user avatar
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0 votes
1 answer
82 views

SATA based Hard drives/SSDs models that are compatible with the PowerMac G5

My understanding is that the PowerMac G5 series is not compatible with SATA III, so most SATA-based SSDs or HDDs will not work with a G5. I have a 2004-era G5 (PowerMac7,3) and I would like to add an ...
user1628056's user avatar
1 vote
1 answer
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Time machine drive wiped?

I backed up an old laptop via Time Machine to an SSD ~1 year ago. Now, I'm trying to browse/restore the files on that SSD, but when I connect the SSD to my current (OSX) laptop, it is not recognized ...
linkedin's user avatar
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Unable to run MacOS High Sierra (10.13.6) from an external drive on a 2018 MacBook Pro

I have a 2018 MacBook Pro (MacBookPro15,2) that originally came with Mojave which currently has MacOS Sonoma installed. I have another installation of High Sierra (10.13.6) on an external SSD that I ...
user1628056's user avatar
0 votes
2 answers
156 views

Unable to partition apfs on internal ssd. macOS high sierra

My internal SATA SSD is formatted as APFS and I am running High Sierra on it. I want to use open core patcher to install Big Sur on a separate APFS partition (I heard there were problems when having ...
Luke M's user avatar
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2 votes
2 answers
171 views

Why does an SSD replacement cause the fan to run more and heating-up?

A couple of months back my MacBook Air’s SSD, which had given indicators of failure, was replaced with the same type, APPLE SSD SD0128F. Very soon after it was replaced I noticed that the fan was ...
kds-kds's user avatar
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1 vote
1 answer
112 views

Booting from a SATA case crashes various operating systems

After installing Windows on an external drive, it crashes when connecting via a SATA case. (Crashes when booting Windows, Linux, and macOS). The installation was based on the answer from Drivers not ...
Vakror Alor's user avatar
1 vote
2 answers
53 views

MBP 2011 A1278 multiple disks with multiple os installs

So... There's a MBP 2011 with an SSD and an HDD (in a caddy), the OS is on the SSD, and I don't know what is on the HDD (sorry, my girlfriend's computer). I suppose that the HDD is dying, she would ...
Pista's user avatar
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0 answers
77 views

How to read SSD from 2015 MBP on new M2 mac

My Mid2015 mbp suddenly stopped booting, so I got a new M2 mbp. I have taken the SSD out of the old mac (it was an aftermarket one I had installed anyway) and put it into an external drive enclosure. ...
jemminger's user avatar
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0 answers
161 views

I can't update to Mac OS 10.13 and later. You may not install to this volume because the computer is missing a firmware partition

I have a 2015 MacBook Air 13 running macOS Sierra. I got it without a working internal SSD. Now it only runs on an external SSD via USB cable. I would like to upgrade to High Sierra, but an error ...
Winda_Hyr's user avatar
0 votes
3 answers
1k views

SanDisk Extreme Portable SSD not recognised after Sonoma update

After updating MacBookPro (Silicon M1Pro) I cannot get it to recognise my external SSD Drive at all. Used as Time Machine drive. Not seen in Disk Utility, Finder, Terminal (diskutil list external) or ...
Chippenham Beer Festival's user avatar
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0 answers
131 views

How to eject physical external NVME Thunderbolt enclosure on M1 Mac so it doesn't show in diskutil list / Disk Utilities?

I have an external NVME enclosure with 40Gbps Thunderbolt 4 connection (Acasis TBU405 M1 Pro) with a Samsung 980 Pro 2TB installed, connected to the M1 Mac Mini (2020) Thunderbolt port, running Sonoma ...
apertur's user avatar
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1 vote
1 answer
98 views

MacBook Air not detecting any disk [closed]

Early 2015 MacBook Air A1466 I have Bootcamp (Windows 10 LTSC) and Paragon NTFS (if that matters) installed on this Mac. I was on Windows at the time but decided to sleep so I booted to MacOS (...
Myst ツ's user avatar
1 vote
1 answer
274 views

Should I install High Sierra in external SSD in iMac 2017 model for good performance or I can install latest version as well?

I have an iMac 2017 version with HDD and no fusion drive. HDD has slowed down so I am planning to use an external SSD. In my earlier question a generous user told me that in my model of iMac High ...
manish's user avatar
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1 vote
0 answers
66 views

Has anyone encountered a 12+16 to NVME adapter that works?

In my work, I end up salvaging a lot of obsolete but fully functional Macbooks. Most of them have fully functional SSDs, but thanks to Apple's proprietary 12+16 connection, they're only useful in ...
Nexus-6's user avatar
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0 votes
0 answers
101 views

Looking for MacBook pro SSD schematic documents

A MacBook pro SSD is not recognized by the machine (SanDisk). Possibly some embedded circuit failure or component damage. I searched for the schematic diagram to perform voltage checking and soldering,...
Suvro Jyoti Kundu's user avatar
2 votes
1 answer
355 views

iMac 2011 10.13.6 High Sierra

Just upgraded HDD to SSD Everything booted fine and recovery mode has opened However before installing the SSD i've made it a bootable device with clean Install HighSierra app so i don't have to rely ...
Wwvvr12's user avatar
  • 21
2 votes
1 answer
42 views

Can one copy some applications from one volume to another on the same iMac(Ventura)?

I have a 2015 iMac with an internal hard drive and an external SSD drive attached permanently to it. I would like to copy some Applications from one drive to another instead of re-installing. I wonder ...
Bely88's user avatar
  • 21
1 vote
1 answer
548 views

Onyx File System check has taken 5 hours so far 😮

Mac Mini M1 macOS 13.5.2 2TB Internal SSD 2TB External SSD Onyx 4.4.3 I've always had good results running the usual Maintenance scan of Onyx. This time, however, it reported a problem with the disk ...
carlcaulkett's user avatar
1 vote
1 answer
420 views

What is the correct model/type SSD for an old MacBook Pro 13-inch Early 2011?

My uncle has the following MacBook Pro, it according with About This Mac MacBook Pro (13-inch, Early 2011) Processor 2.3 GHz Intel Core i5 Memory 4 GB 1333 MHz DDR3 Graphics Intel HD Graphics 3000 ...
Manuel Jordan's user avatar
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0 answers
159 views

Disk Utility fails to erase new SSDs on iMac 2012, but succeeds on MacBook 2009 (both 13.5.2)

The initialisation of my two new SSDs failed. I tried this on two systems, both with OCLP, macOS 13.5.2 MacBook late 2009 6,2 iMac 27" 2012 iMac 13,2, Time Machine switched off. On the Macbook ...
my2cts's user avatar
  • 1
0 votes
1 answer
96 views

Can I utilize T2 hardware based encryption for external SSD drive?

Or should I preferably get external SSD which contains hardware based encryption baked in? Why asking, because there are drives with and without hardware based encryption. For the latter if I could ...
Katve's user avatar
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0 answers
97 views

Can boot with external SSD via USB, but can't boot USB flash drive with same data

I have a SSD, which I'm using to boot sometimes from. Yosemite is installed on it. I have some legacy apps there which do not run on newer OS versions (Catalina and newer). Now I've cloned the SSD ...
timaschew's user avatar
  • 101
1 vote
0 answers
264 views

Mac won't mount a new disk when formatted to APFS, but will when formatted to Mac OS Extended

I have 2 new Samsung 4TB SSDs. I am trying to format them as APFS as for me speed is of upmost importance. When I do so, initially everything seems fine, however after ejecting the drive it will never ...
paul frith's user avatar

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