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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8 votes
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Can Recovery Mode install OS X onto a blank SSD?

I want to install a new Solid State Drive (SSD) into the Mac. Can I just build in the SSD, start the MacBook in Recovery Mode and install OS X from there on? After reading a lot on the internet I ...
4 votes
1 answer
7k views

Drivers not working on Windows 10 installed (CLI process) on external SSD running on MacBook Air 2018

I have a problem with the installation of Windows 10 (November 2019) on my MacBook Air 2018. I tried to use a virtual machine the first time, but some drivers did not work (trackpad, audio and ...
13 votes
5 answers
8k views

How to keep an SSD in shape on Yosemite?

As of OS X 10.10, Apple uses kext signing. Ever since it has become difficult and dangerous to manually activate TRIM for third-party SSDs on OS X. That means users with non-Apple SSDs will sooner or ...
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11 votes
2 answers
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Can the data on an MacBook Pro SSD be recovered after formatting using Disk Utility

My MacBook Pro is going to a new owner and I want to be certain the data is adequately erased on the internal SSD (PCIe flash). There are two Stack Exchange questions/answers that appear to present ...
8 votes
4 answers
18k views

How to control fan speed in macOS Sierra?

After replacing the hard drive in my 2009 iMac 27", I noticed that the hard drive fan spins at maximum speed since the sensor cable is not plugged in. (The new SSD drive doesn't support it) To solve ...
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3 votes
1 answer
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New SSD problem

I've just installed a new SSD replacing an HDD in my old (late 2008) iMac. When I switched it on all I got on screen was a question mark. On the advice of my son I tried cmdR during switch on with ...
55 votes
6 answers
23k views

Can I make a DIY Fusion Drive?

I have a Mac Mini with two drives: a 256GB SSD and a 500GB HDD. From what I've read, the new Fusion Drive does all of it's magic in software, using the Core Storage APIs. Can I get my setup to ...
32 votes
4 answers
12k views

Optimize macbook pro for internal SSD+HDD drives

I upgraded my MacBook Pro by replacing the SuperDrive with an SSD. I'm now using the SSD as the boot volume and have all my applications. My home folder is on the HDD. My question is how to best ...
39 votes
3 answers
27k views

How to securely erase an SSD drive?

I'm pretty new to SSD technology, so I don't know how it compares to hard drives when it comes to securely erasing the drive. Is it enough to run Disk Utility and erase the drive with the option "...
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85 votes
3 answers
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Does FileVault encryption slow read/write access on an SSD?

Never fancied enabling FileVault on previous Macs but now I'm running OS X on an SSD. Is there a noticeable decrease in speed?
55 votes
15 answers
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Why would I disable swap file in Mac OS X?

I came across a thread about installing an SSD drive in MacBook Pro. Someone in the comments also recommended to disable the swap file but didn't say why: sudo launchctl unload -w /System/Library/...
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6 votes
4 answers
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How do I install Windows 10 on MacBookPro5,1, with no optical drive (SSD+HDD)

I have a huge problem. I am not able to install Windows 10 on my late 2008 MacBook Pro with bootcamp. I have replaced the optical drive as it was not working with a 1 TB HDD and i have a SSD drive ...
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3 votes
3 answers
712 views

Limited Read and Writes on MacBook Air SSD

Just thought of a concern on the MacBook Air. Flash drives / SSDs have limited read and write capacity, right? How do I know when I am reaching that? I don't want my data to be corrupted. Thanks in ...
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30 votes
4 answers
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Why is a secure erase 'not necessary' for SSD's?

I'm about to trade in a 2010 MacBook Pro with an SSD. However, I'm unable to do a Secure Erase from the recovery disk (as I used to do with mechanical hard drives before selling or giving away a ...
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16 votes
3 answers
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What happens at the user/OS level when an SSD finally wears out?

I have been reading up on SSD technology current as of 2011 and don't know of any first hand reports on what happens when an SSD eventually fails due to over use. I am most interested in the SSD that ...
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1 answer
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Replacing SuperDrive with secondary storage?

I'm familiar with the OWC Data Doubler, a kit which allows you to remove your Macbook's SuperDrive and replace it with secondary storage. What alternatives exist for this product? A complete answer ...
6 votes
1 answer
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Large difference in reported free disk space

I have a strange discrepancy in the amount of free disk space that's being reported. The finder says: My iStat Menus says: Which is the same as df -h reports: remco@Prosperpine ~ $ df -h Filesystem ...
57 votes
4 answers
150k views

Do MacBooks support NVMe SSD drives via the use of a Sintech adapter?

My question: Can anyone confirm or disprove the support of NVMe drives (like the Samsung 960) by the Sintech M.2 PCIe SSD MacBook adapters for macOS Sierra and High Sierra, or would you have any ...
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6 answers
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MacOS High Sierra: An error occurred while verifying firmware

I have a Mid 2011 iMac currently running MacOS 10.12 Sierra. It’s not my main machine, but I would like to install 10.13 on it. Updating starts smoothly enough, but when it comes to restarting, I get ...
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6 votes
3 answers
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iMac 27" late 2012 SSD upgrade

I'm the proud owner of an 27-inch iMac 2012 with high-end configuration, but the 1TB fusion drive keeps being the bottleneck. As my warranty has expired now, I want to upgrade the 128GB SSD to a ...
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18 votes
2 answers
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Installing High Sierra on OWC Aura SSD - missing firmware partition

I have an early 2015 Macbook Pro running Mac OS Yosemite. Last year I replaced the Mac's internal 500GB SSD with a OWC Aura 1TB SSD. Everything has worked fine up to now, although the OS still ...
13 votes
5 answers
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How long will an Apple SSD last?

Like all tools, an SSD will wear out from use and eventually fail. Are there data on roughly how long the SSD's that Apple ships in it's portable line last? From my research, it seems that the ...
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10 votes
3 answers
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Turning off hibernate on a mid 2012 MacBook Pro with an SSD

I've been reading several articles on the Internet how to "optimize your Mac with an SSD". I'm not sure whether or not to agree with the articles because I think that Apple knows what's the best ...
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8 votes
2 answers
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How to fix my corrupted APFS container?

I'm using MBP late 11 running 10.13.2 on Samsung Evo 850 250GB internally. Everything was fine for months but few days ago something horrible occurred. I'm so shocked and urgently need your help. ...
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6 votes
6 answers
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Macbook Pro Upgrade - 16GB RAM or 128GB SSD

I am asking myself which constellation is better: should I stock up my RAM up to 16GB (from 8GB), or should I buy a SSD with 128GB?? I really dont know :/ Cheers! BTW: My macbook supports 16GB RAM,...
2 votes
2 answers
761 views

Question about installing SSD into a Macbook Pro

I want to upgrade the hard drive in my 2012 Macbook Pro to an SSD. I have the parts, but had a question about how to clone the contents of my current drive so I can install it onto the SSD. I've seen ...
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22 votes
5 answers
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Why do I get different Available/Used spaces with Disk Info and df?

I have an early '13 MBP running Mavericks. Today, I got a SSD external drive today, and moved my virtual machines and Lightroom catalog files over to it to free up disk space, since 256GB goes fast. ...
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8 votes
3 answers
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How does TRIM Enabler work?

I recently bought a third part (OCZ) SSD and used Trim Enabler to, well, enable TRIM. I've noticed that some software updates can cause TRIM to be disabled, and have thus been curious about how TRIM ...
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7 votes
6 answers
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Copy Crucial SSD Firmware Update ISO to Bootable USB

I want to start with the Crucial SSD Firmware Update and copy the ISO to a bootable Mac USB stick, using a minimal set of tools. I hope that means using only built-in Mac software, such as Disk ...
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7 votes
1 answer
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Ridiculously slow MacBook Pro

I have a MacBook Pro (I think mid 2012). About three months ago it started running really slow, so I renstalled the OS with a recovery partition. For a few weeks it ran very well with an overall very ...
5 votes
1 answer
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Is it possible to backup iOS devices to an external drive?

I have a new Mac Pro with a small 256GB SSD. I have a larger 2TB drive that I run backups to. My girlfriend has a MacBook Air with a tiny 128GB SSD. Our problem is our iPhones have 50GB of music, ...
5 votes
1 answer
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EFI Partition Change name and Logo

I've installed Windows again but this time on a external SSD. it's all working fine, but when holding the alt/option key it's giving me Macintosh HD and EFI partition. how can I change this name "EFI ...
5 votes
4 answers
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High Sierra won't install: for the boot disk it says: "This disk cannot be used to start your computer"

I have a macbook pro late 2012, single stock SSD, Sierra installed with latest updates. I am trying to install High Sierra. When I go to select the disk to install on (the current, normal boot ...
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5 votes
2 answers
5k views

Issues with installing SSD instead of DVD drive?

It is common to replace a MacBook Pro's hard disk drive (HDD) with an solid state drive (SSD), however, that may pose a threat to the HDD if installed in the optical bay instead of the SuperDrive.* ...
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4 votes
4 answers
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MacBook Pro refuses to boot/recover, hangs at "white screen"

I am somewhat new to caring for Macs, but one has been left in my care and I have not been able to restore it to working order yet. Here are the symptoms: The MacBook Pro would hang with a "white ...
3 votes
1 answer
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External SSD not being recognized by newer (retina) MacBooks

So I'm in a rather strange situation. I have an SSD, and I am using a SATA to USB 3 adapter (basically an enclosure, as it is called) to connect it to my laptop. This worked fine with a mid-2012 ...
3 votes
2 answers
6k views

MacBook SSD replacement — sudden motion shock sensor in optical bay?

When looking to upgrade a MacBook Pro with a solid state drive (SSD), one option is to: First, install the SSD instead of the spinning hard disk drive (HDD). Then, install the HDD instead of the ...
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3 votes
4 answers
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What kind of SSD is compatible with the 2010 Unibody MacBook?

I'm considering buying a solid state drive for my Unibody White MacBook 2010. The trouble is, I have no idea what to look for. What kind of connector am I looking for? (SATA?) What size? I'm told to ...
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2 votes
4 answers
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Trouble with SSD/HDD in Macbook Pro Mid 2009

When my original HDD crashed I wanted to change it and choose a Samsung HDD (I don't not the exact model anymore). The problem with this one was that the system often hanged for several seconds until ...
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1 vote
1 answer
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Fix formatted GPT in SSD

I accidentally formatted my SSD's GPT while formatting a USB in Linux's gparted. Now, when running gpt in Mac's command line, this is how my SSD looks like: My-MacBook-Pro:~ user$ sudo gpt -r show ...
1 vote
3 answers
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New SSD can't be initialized

I have an old Macbook Pro for which I bought a new SSD and replaced the HDD with the SSD. Can't go further, see below. I really don't know what to do. I could return the SSD which, finally, might be ...
0 votes
2 answers
492 views

Macbook pro Mid-2012 not booting on battery. Not responding to power button

Macbook pro Mid-2012 - Keyboard not working (Space and Caps lock only works) - Doesn't switch on using battery, when I remove the battery connector from board and Plug on AC it boots. I had recently ...
29 votes
9 answers
49k views

Is there a way to securely erase an SSD on my MacBook Air?

I have a late 2011 MacBook Air with an SSD and Lion. I used it for a while and then I activated FileVault 2. Now the data is encrypted, but I need to securely erase it so I can sell the computer. I ...
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26 votes
4 answers
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MBP SSD upgrade - which settings to change?

After replacing the harddisk drive in MacBook Pro with a Solid State Disk I am wondering which settings I should change and how. Thinking of things that are supposed to protect the SSD like ...
18 votes
5 answers
2k views

Does the use of SSD give one a dramatic performance boost?

I use Mac book pro 15", and it's time to buy a new one. For HDD, now I see a new option of SSD, which is pretty expensive. I can expect shorter boot-up time and faster access of files, but I'm not ...
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16 votes
2 answers
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WhatsApp using huge space on my Mac SSD

My parents gave me a MacBook for Christmas with a 256GB SSD and a few days ago I notice I only have 40GB left on the SSD. I tried researching this and according to this question (How can I figure out ...
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4 answers
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Reformat Mac SSD drive so fast - did it really work?

I followed the directions here for erasing my 500 GB SSD drive on a MacBook Pro: How to reinstall macOS I chose the strongest erasing option under the security options. I hit the erase button, and ...
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14 votes
5 answers
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Is there a utility for mac that shows the information of an SSD like the health etc…?

I am wondering if there is a utility for the mac that allows you to see the details of an SSD like the health of the drive, TBW (total bites written), how many running hours etc... In researching for ...
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11 votes
2 answers
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Tool for determining performance bottleneck

I am using my early 2011 MacBook Pro for iOS development, Photoshop work, and the like, and it is at times quite sluggish. Is there a tool that I can just run for a day, and then look at the ...
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4 answers
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Does FileVault 2 interfere with TRIM when using an SSD?

Let's assume I have an SSD that supports TRIM-supported drive, and I create a single encrypted partition that fills the entire disk (minus the obligatory GUID and recovery partitions). Is FileVault 2 ...
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