Questions tagged [apfs]
A filesystem developed by Apple Inc first introduced in macOS Sierra 10.12 Developer Release and for public use in macOS High Sierra 10.13.
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How to increase the size of the system partition (container) on Catalina?
This is on a Macbook Pro with a 250 GB disk that was originally split into two partitions, roughly 90 (Macintosh HD) and 160 GB (disk2). The machine is now on Catalina with the first partition being ...
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48 views
How to upgrade to APFS from Mac Mojave?
I am trying to upgrade the Samsung EVO SSD I put into my MacBook Pro 2012 to APFS so I can upgrade to Catalina. I’m currently running Mojave.
In Recovery Mode, the standard instructions on the ...
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27 views
How can I format my disk to APFS if I can’t boot in Recovery Mode?
I am trying to upgrade my 2012 MacBook Pro from Mojave to Catalina. I swapped out the hard drive a few months ago for an SSD.
When I try to go through the updater, I get the warning “This volume is ...
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2answers
99 views
How to do a 1:1 clone of APFS disk?
I want to clone my internal drive to an external one, byte for byte, partition table to partition table. My MBP is using GPT with APFS, the standard now-a-days. I do not have a T2 chip, but I do have ...
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29 views
Using a HFS+ formatted Time Machine backup in APFS Catalina
I've updated to MacOS Catalina on my MacBook Air. The system drive has been formatted as APFS now. I want to revert back to an older state of the system with an older MacOS (I believe it's Yosemite) ...
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691 views
Recommended disk format for external SSD running as system drive for a 2019 iMac
I'm setting up a new 2019 iMac with an internal Fusion drive. I have an external 1TB Samsung T5 SSD drive that I'd like to use velcroed to the back of the iMac as the main system drive in order to ...
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2answers
54 views
In APFS two boot containers (10.15.x on one and 10.14.x on the other) that share a common data container?
On an APFS volume, can I have two boot containers (beta 10.15.x on one and 10.14.x on the other) that share a common data container so that I can switch between startup disks while keeping the same ...
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fsck_apfs not working from terminal in single user mode
I am trying to fix errors on my MacIntosh HD Data volume.
I have tried to fix using Disk Utility from normal mode and from recovery mode. Same problem. DI hangs at a certain point and that's it.
I ...
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44 views
In APFS move the Preboot, Recovery and VM volumes to make room to expand the Macintosh HD volume?
Looking at this listing you can see that my Container is 499.2GBs but the Volumes inside it only add up to ~240GB. That is because I sector-copied the disk to a larger disk then installed the larger ...
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26 views
Unmount Volume on User Logout
I have several encrypted APFS volumes, some of which have their passphrases stored only in specific users' keychains so they can unlock and mount automatically for those users.
However, when the user ...
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52 views
Preventing Volume Unlock Prompt
I have an encrypted APFS volume that I do not wish to be unlocked automatically, however, every time a user logs in on my system they are prompted to enter a passphrase for the volume, every single ...
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66 views
Copying 84 gigabyte file via USB results in duplicate file warning and case sensitive fail where no duplicate exists
I'm attempting to copy an 84 Gigabyte photo library from an external Case-sensitive Journaled HFS+ disk to a newly formatted case-insensitive APFS SSD. The external disk is in an external drive bay ...
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1answer
35 views
Could removing corrupted files on the MacBook or Mac's hard drive make the file system's health even worse?
I tried to move some files from the MacBook's SSD to a network drive (by drag and drop) , and the "Copy" window reported the file was corrupted. If I remove the file and empty out the trash can, could ...
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35 views
Is it safe to erase disk1s1 APFS Volume?
Bought a 2nd hand 2016 MacBook Pro with Catalina installed. Went back to Mojave (because some SW does still not work properly in Catalina). Now is see disk1s1 as empty APFS volume and disk1s5 as the ...
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creating APFS fusion drive / conversion to APFS from HFS+ fusion drive fails - “you are trying to create an upside down Fusion”
I have 1TB Internal SSD and 512GB SD card in a SD slot.
I can create a fusion drive in HFS+ format, and the drive was running fine on my previous El Capitan system. Now that I upgraded my system to ...
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29 views
Mojave on Mac OS Extended?
I am running a 2012 MacMini, and recently installed an SSD to replace the spinning HD it came with.
After partitioning to 2, I CarbonCopyCloned the Mojave OS to one partition, and an installation of ...
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1answer
79 views
APFS, two data volumes on a single OS partition for dual booting
I'd like to be able to switch between two Data volumes on the same macOS installed partition.
My thinking is that I could have one data volume for home and one for work. This would, essentially, ...
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1answer
62 views
75 GB is missing under 'Other volumes' category [closed]
I think I might have created a partition a while ago for Boot Camp. Can you please help how to get the space back?
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View or empty rubbish bin of other volume?
I would like to open (and empty) the Bin on a different volume.
It is an APFS volume.
I have tried looking in /Volumes/other/.Trashes/ and /Volumes/other/Users/sam/.Trash/, but these locations don't ...
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2answers
78 views
Merge two APFS containers
I want to know if I can merge two APFS containers.
I want to merge Untitled to mac, mac-Data container.
If I click - button at the bottom, Untitled container is merged to Workspace. But this is not ...
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14 views
Resizing APFS partition after cloning [duplicate]
After cloning my 500 GB SSD on a new one of 960 GB, I'm having some issues to resize the partiton. Here the diskutil list output:
/dev/disk0 (internal, physical):
#: TYPE ...
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Disk Utility Reports Invalid Key Order on APFS Volume (macOS Catalina)
On the latest version of macOS Catalina as of this writing (10.15.2), Disk Utility is reporting that I have invalid key order on my snapshots:
Running First Aid on “iMac HD - Data” (disk2s1)
...
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1answer
73 views
Cannot use diskutil verifyVolume, trying to boot back into macOS after deleting Ubuntu partition
After deleting my Ubuntu partition and restarting my computer, I am unable to boot into macOS. I've followed the steps outlined here:
macOS partition startup Volume type FFFFFFFF-FFFF-FFFF-FFFF-...
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51 views
How do I delete or show the size of a non-TimeMachine APFS snapshot
tmutil not only stores Time Machine snapshots, but also snapshots for other applications. E.g.:
~% tmutil listlocalsnapshots /
com.econtechnologies.chronosync.236A7A4F-5F96-4F99-8559-57D3965BF6BA....
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Trying to mount/fix/recover apfs volume(s) with corrupted size
I bought an external disk, and installed macOS on it on March 2019. My user home directory which I backed up from my old Mac is also in that. Since September, I cannot mount this disk on MacBook Pro. ...
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Should I use APFS for mechanical hard drives (for the startup drive) in Macs?
What's the recommended formatting for a startup HDD Mac drive? I guess HFS+ is a better option as APFS is more suited for SSDs?
Any recommendations much welcome.
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MacBook filesystem FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF after deleting linux partition [duplicate]
So I have MacBook Air late 2015. I’ve been using bootcamp for a while.
Yesterday I installed rEFInd to use triple boot for Linux. Made partition for Linux. Later I decided to delete this partition ...
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75 views
Join two SSD in one APFS volume
I had two physical drives in a Mac mini, now they are SSD as I upgraded the old HDD.
Could two SSD be merged into one virtual drive? Would it better to make a volume group as I’m in Catalina macOS?
...
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1answer
127 views
How to claim free disk space in APFS after deletion of huge amount of files? [duplicate]
Given: Macbook pro 13 Inch with MacOS 10.15.1 (Catalina), 500 GB SSD built in.
Hard drive had 34 GB of free disk space according to diskutil and df -h.
Wanted: Reclaim free disk space.
What I did:
...
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1answer
118 views
Dual boot with Windows 10 on 2011 Macbook Pro with APFS
I have been able to successfully dual boot a 2011 Macbook Pro with Windows 10 before when OS X still used the HFS file system, but things have obviously changed with how the system boots with APFS.
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macOS Catalina 10.15.1 suffers from extremely high application start up time
After I reboot my computer, it will take a really long time to start up applications (e.g. chrome, pdfexpert) for the first time, maybe about 15~30 seconds. This delay disappears with subsequent re-...
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How to install Ubuntu on original APFS Mac SSD?
I have a 2015 MacBook Pro 12,1 and I replaced the original 128GB SSD with an OWC Aura X2 1TB SSD. I was able to put the original 128GB SSD in an enclosure that they provide. I would like to use this ...
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2answers
52 views
How can the internal SSD be cloned onto an external 1 TB SSD (for swapping)?
I want to clone my internal 500 GB SSD onto a new 1 TB SSD which is going to replace the internal 500 GB SSD in my MBP.
Currently the 500 GB SD is partitioned like the following:
/dev/disk0 (...
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132 views
How to create a disk image from an APFS volume?
I have an APFS encrypted 1TB SSD that I pulled from my now-dead MacBook Pro. I placed the drive into a USB dock and can mount it fine after entering the disk password. I cannot, however, take an ...
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42 views
Conversion journaled to APFS under Mojave
I would like to update from Mojave to Catalina.
MAC is late 2012 and OS is Mojave 10.14.2
Update fails because SSD is not APFS.
I have read disk can be converted, using Disk Utility in recovery ...
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APFS Physical Store - no volumes
I'm having a nearly identical issue as posted in the thread here: APFS system volume gone after Macbook Air logic board failure - I have an APFS container with no volumes listed.
However, in my ...
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APFS Container ERROR -69808
I'm attempting to recover data from an APFS volume. Running diskutil apfs list returns the following:
+-- Container ERROR -69808
======================
APFS Container Reference: disk5
...
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2answers
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What is a good replacement for the 'df' command that is broken on macOS Mojave?
The 'df' has been my tool of choice to investigate how much free space I have on my disk. But with APFS, TimeMachine local snapshots and all that, it has become unreliable.
I.e. after removing a lot ...
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2answers
429 views
How do you create an APFS volume inside an ordinary file?
Normally in the Disk Utility you need to select a device. Is it possible to create an AFPS volume as an ordinary file in other filesystem? And if so, how would that be done?
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Can Mojave be installed on separate APFS volume under Catalina?
I am running Catalina as my primary OS but am finding that I'd still like to run some 32-bit apps. Is it possible to create a new AFFS volume, install Mojave and simply run a dual-boot system?
Things ...
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285 views
Catalina: How do we move the home folder to external HDD with iCloud Drive working?
I updated my Mac Pro to Catalina, I have 2 user accounts set up while one user's home folder is on the internal SSD, and the other user is on a external storage hard drive. For years I had been using ...
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1answer
113 views
Mojave: Unable to resize APFS container
On my macbook I had wanted to install Ubuntu so a while ago I had created a partition and installed it to half of my drive. I ended up not using the distro and wanted to reclaim the space. I tried ...
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1answer
528 views
Internal HD not mounted after upgrade: Encrypted: ERROR -69808
I am asking for help on getting back into my MacBook Pro. I finally allowed a software update. I was a bit careless and didn't check what was updating. The account refuses my password, so I hold down ...
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1answer
85 views
Encrypted APFS drive will not mount, RepairVolume reports disk OK
I had to encrypt an external backup volume while traveling. Unfortunately, now the drive will not mount. It shows up in diskutil and RepairVolume shows the volume being OK. Despite the passphrase ...
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280 views
How to recover apparently missing directory and data from APFS volume? `found zeroed-out block`
TL;DR — My APFS volume appears to be partially corrupted and missing my user directory, /Users/jivan. How can I recover it?
The SATA cable in my MacBookPro9,2, which was running Mojave, failed ...
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Create and encrypt volume group on backup drive
Currently, both Carbon Copy Cloner and SuperDuper! suggest to start from creating backup to unencrypted disk, then boot from encrypted disk and enable FileVault on it. I've ran into couple issues with ...
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How can this folder be significantly larger on disk than the sum of its files?
I'm using an APFS-formatted drive under macOS 10.14, and I have found that various folders on my hard drive read like this when I use Get Info on them:
2,959,512 bytes (4.1 MB on disk) for 19 items
....
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461 views
Snapshot hell? Unable to free space on macOS Catalina
Like many others I am unable to clear up space after deleting files.
I tried clearing snapshots:
# tmutil listlocalsnapshots /
Snapshots for volume group containing disk /:
# tmutil ...
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APFS partition error
So I've searched for a while and found several answers but I don't want to take a chance with the wrong command and wipe data so I'd like instructions specific to my case please.
I resized my ...
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1answer
477 views
Can't convert to APFS in Mojave
Just bought a mid-2014 MBP from ebay and I tried to update to Catalina but it said I need APFS to do that. I tried disk utility but the option is greyed out. I NEED a way to do it non-destructively. I ...
