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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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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 ...
hubertus's user avatar
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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 ...
RyanArtiles12's user avatar
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Need help to fix mac partition with APFS

For some unknown reason, the controller for my USB drive failed and now I'm unable to access the drive. I've tried to do something with gpt, but I guess I only screwed it up. Could someone help me to ...
WasabiJoe's user avatar
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1 answer
1k views

Disk utility volume button is greyed out

I want to store Time Machine backups and backup other files on an external SSD. Upon backing up Time Machine, it doesn't allow me to store any other files on the SSD. I found out that a new partition ...
Martha's user avatar
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2 votes
3 answers
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Invalid fsroot tree, what it really means and file integrity?

Mac Pro model 5,1 (mid 2012, 3.33 Ghz 6-core Xeon) with 32 GB of stock RAM and the stock video card. I am running High Sierra fully updated. I have a fairly new 4 TB Seagate HDD (3.5") that I ...
Sparky's user avatar
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Unable to boot macOS on mac mini after failed Ubuntu Server installation

I thought I could handle installing Ubuntu Server on my mac mini without a backup & was promptly rewarded for my arrogance: the installer failed and upon rebooting my normal macOS startup disk was ...
gracidea's user avatar
4 votes
1 answer
1k views

Enable APFS snapshots without enabling Time Machine backups

In addition to the usual incremental backups to external media, Time Machine also automatically creates, manages, and prunes local APFS snapshots. These snapshots can be viewed in Time Machine's ...
Sagar's user avatar
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APFS Container Scheme Size +ERROR after power outage (Mojave)

My mac would not boot after a power outage. Connected the drive to an older iMac and am trying to troubleshoot. I ran >diskutil list . The problem drive is /dev/disk2. It shows APFS container ...
tenor0's user avatar
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3 votes
1 answer
2k views

Locating files by inode ID reported by MACOS fsck.apfs

Running diskutil on my intel mac I am getting: Running First Aid on “Macintosh HD - Data” (disk1s1) Verifying the startup volume will cause this computer to stop responding. Verifying file system. ...
AdamS's user avatar
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1 answer
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How can I see how large each Time Machine backup is in APFS?

Previously (on HFS+ backups), I used TimeTracker to see how big each backup was, and which files were taking up the most space. With APFS TM, TimeTracker no longer works (and is no longer in ...
At0micMutex's user avatar
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Storage Integration / Expansion Options?

Every 3 to 4 months, my Mac storage is filling up, and it seems the only way to free space is to recover. It's becoming annoying to recover constantly. I simply need more storage but don't have the ...
Will Roberts's user avatar
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1 answer
2k views

Is there a way to repair the FS of an external disk (apfs)?

I have a problem with an external disc I want to mount. In Windows, this shows as a partitioned disk with "unknown" fs-type. In MacOS, I get afps. So I guess mostly everything is ok. Anyhow, ...
Xenonite's user avatar
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APFS RAID mirror - can it be done, and anyone have experience?

So I've moved most of the server functions off my trusty Mac Mini 2012, and am looking to set it back up as my desktop driver for the time being. When running macOS off external drives with none of ...
FreelancerJ's user avatar
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1 answer
223 views

How to TurnOn FileVault for (Macintosh HD - Data) while it is already On for (Macintosh HD)

I saw on the Apple documents on their website ( Here: https://support.apple.com/en-us/HT210650 ) that Macintosh HD is read-only volume called maybe "startup disk" for system files and user ...
alphatask's user avatar
2 votes
1 answer
7k views

Installation failed - In order to continue installing, you need to be an owner

I ran into an interesting and very troubling error when trying to install system updates in macOS 12.4: It seems as though the root of this problem happened during the setup phase of this new Apple ...
ylluminate's user avatar
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1 answer
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APFS-formatted macOS Monterey SSD got corrupted after attempting to Clone using Target Mode

My iMac Late 2015 27" equipped with an original Apple 1TB SSD and an installed macOS Monterey showed an odd behavior by occasional Kernel Panics which I couldn't explain on the first sight and ...
FrankD's user avatar
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1 answer
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Is formatting external drive with "APFS Encrypted" redundant for Time Machine with "Encrypt backups" turned ON

I got a new external SSD drive to use as a Time Machine on my new MacBook Air M1. I formatted that new SSD with a single partition on the format of APFS Encrypted, and assigned a password. I went to ...
Basil Bourque's user avatar
2 votes
0 answers
178 views

Incremental rsync to encrypted APFS USB drive extremely slow

I use rsync to create incremental backups of my backup dir (containing symlinks to all relevant local dirs) to various machines and/or drives: rsync -ivrLtzS --delete-during --progress --link-dest=../...
janeden's user avatar
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7 votes
3 answers
3k views

Is it possible to copy an entire APFS format Time Machine disk to another drive under Monterey?

I have an old USB connected SSD that I have been using as a Time Machine target on a Mac running macOS 12 (Monterey). This old drive was setup on this Mac under Monterey so it was formatted APFS from ...
Rumboogy's user avatar
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Why will an APFS fail to mount, but HFS+ on same disk mounts successfully?

I got a new Western Digital 4TB MyBook a year ago that I was using as a Time Machine drive for my laptop. Just today, it suddenly failed to mount. I ran Disk Utility/First Aid on the drive which ...
John's user avatar
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Where does APFS hide the resource forks and/or persistent Finder data?

Opening a directory in Finder used to create a .DS_Store in the directory.  But I just opened one today and that file was not created.  However, it did add eight kilobytes to the size of the directory....
WGroleau's user avatar
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2 votes
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HELP ME PLEASE - Partition of External Disk APFS is broken

In advance sorry for my very rusty English... I have an external disk where a partition is broken. I bought another identical external disk to try to substitute the partition with sudo gpt add and ...
P.Brt's user avatar
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1 vote
1 answer
790 views

MAC Other Volume Issue

I am new to MAC and having issue with my Mac. I am getting "no disk space left". I hardly have some GB of data on my MAC, rest is occupied by other volumes. I don't know what's occupying the ...
zuri_nahk's user avatar
2 votes
0 answers
220 views

Managing APFS snapshots without purchasing developer certificate

I want to manually create, delete, and restored to snapshots on my APFS volumes (external, for data use, so not limited by SIP). I'm using snaputil, but maintaining APFS snapshots require two ...
Joy Jin's user avatar
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3 votes
1 answer
643 views

Manually Decrypt Partially Cloned APFS Volume

I recently attempted to clone a failing external drive to a new external drive. The clone failed part-way into the process. The original drive hardware has now fully failed, so I'm trying to recover ...
jay-z's user avatar
  • 31
2 votes
1 answer
1k views

Rearrange APFS Volumes inside APFS Container

Similarly to this question I'd like to restore factory APFS partition container structure after reinstalling macOS Big Sur from bootable USB flash drive, exactly: make Macintosh HD volume disk1s1 (...
bananakid's user avatar
1 vote
3 answers
2k views

How can I backup just user data to an external drive that anyone can read?

I'm trying to back up a Mac for a friend who moved and left her 2020 iMac 27 (Intel) with me. She is having me send her the data from it and then sell the Mac. The 1TB SSD iMac hard drive is in APFS ...
fbonds66's user avatar
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1 vote
1 answer
2k views

Retake space from free space partition on Monterey

I have deleted a Bootcamp Partition, something went wrong and I now have 250 GB of "free space". Now I want to retake this space back. I already tried this solution but it didnt work for me. ...
Lukas Köhl's user avatar
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862 views

Fusion Drive - Partition and Excessive Free Space Combined is Greater than Actual Storage Capacity

iMac 2017 1 TB HDD 28 GB SSD Fusion Drive Recently, I decided to do a clean install with diskutil erasedisk, reformatting through disk utility, and resetting the Fusion Drive to wipe everything after ...
Dan's user avatar
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4 votes
1 answer
435 views

Where are the extra TBs of data coming from when I scan the disk?

I'm not a habitual Mac user. I wanted to get a breakdown of disk usage on a Mac, so having installed ncdu via homebrew ages ago, I did sudo ncdu -x /. Realising it would take forever, I installed ...
2e0byo's user avatar
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1 vote
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2k views

Update to Monterey 12.3 fails: A snapshot is currently set to boot that is not the currently booted snapshot

I have restarted the computer several times, but no help. The Disk Utility looks like this I once disabled the SIP following the guide in this Reddit thread, but re-enabled it afterward. And by ...
atlas's user avatar
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1 vote
0 answers
589 views

APFS partition cannot be read

I have a 6 TB external HDD that cannot be mounted or read after encountering an unexpected power cut off. I think (or want to believe) it is not a hardware damage because at least a few of video files ...
Akira Okumura's user avatar
1 vote
0 answers
432 views

Format SanDisk Extreme Pro SSD V2 on Mac

Formatting (erasing) SanDisk Extreme Pro 55AF Media works but looks unusual in Disk Utility (image): Erase: SanDisk Extreme Pro 55AF Media Name: SD Format: APFS Scheme: GUID Partition Map Result: ...
Yatko's user avatar
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851 views

fsroot tree is invalid. All data still on disk but only 10% normally visible

I woke up today to start working on an audio project but upon loading I got some missing files errors. When I went to check, indeed, most of the folders I had shut the computer down with the night ...
Serban Matei's user avatar
2 votes
0 answers
334 views

Corrupted macOS startup volume type FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF [duplicate]

My iMac was working (moving GB of files), when the electric current was taken by the energy provider close the current for works or any other reason. Now, the entire APFS container containing the ...
Riccardo Destro's user avatar
2 votes
1 answer
1k views

Can't read Time Machine backup with APFS case-sensitive format on Catalina

So I took a Time Machine backup of a Mac running Big Sur, and the backup drive format defaulted to APFS (case-sensitive). Now I am trying to read this backup from another Mac running Catalina (cannot ...
RJ29's user avatar
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5 votes
1 answer
2k views

Time-Machine `tmutil compare` using an APFS backup volume fails

A Time-Machine tmutil compare with HFS backups (e.g. on High Sierra or Catalina) allows evaluating the differences between two backups by doing: cd "${tmutil machinedirectory)" tmutil ...
JRFerguson's user avatar
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0 answers
807 views

APFS Container lost after crash and reboot

My 15" MacBook Pro Late 2016 with a 500GB SSD was occasionally rebooting (but only) during MS-Teams meetings. Anyway, the last crash was destructive and now I get flashing "?" when it ...
Onur's user avatar
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0 votes
1 answer
273 views

Can I clone an external hard drive bit for bit, incrementally?

I have an external USB hard drive with many encrypted APFS volumes on it. I have a second identical external USB hard drive. Is there a macOS program that lets me clone the first to the second without ...
zino's user avatar
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3 votes
2 answers
10k views

External hard drive fail to mount with APFS error "com.apple.DiskManagement.disenter error 49218"

I can't open my WD external drive after I reboot my mac with Monterey 12.1! I know that so many people had a similar problem so I followed all those solutions, but they are not working for me. I need ...
Save my drive plz's user avatar
0 votes
2 answers
4k views

Other Volumes in Container taking up 2/3 of hard drive

My Macbook Pro is completely full and after hours of searching for what files might cause this I came across the "Other Volumes in Container" category that's taking up a massive amount of my ...
gumshoe's user avatar
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2 votes
1 answer
1k views

How to know what the different `roles` do in `diskutil apfs` shell command

I wish to know what these mean, which one I should use, when specifying the <roles> as shown here. $diskutil apfs addVolume Usage: diskutil apfs addVolume <containerRefDisk> <fs> &...
massisenergy's user avatar
2 votes
2 answers
2k views

How to Time Machine Backup with Mac OS Extended Journaled instead of APFS

I had two SSD's - when I tried to use them for time machine backups, they were automatically formatted as APFS without giving me an option to select Mac OS Extended Journaled. The problem is, there is ...
Kaizer Sozay's user avatar
1 vote
2 answers
4k views

APFS disk plugged in newer system gives "Incompatible Disk" warning in original OS

If you plug an external macOS system disk using APFS into a newer version of macOS you will get a warning afterwards back in your original macOS saying: "Incompatible Disk. This disk uses ...
Adrian Zaugg's user avatar
0 votes
1 answer
61 views

View unmodified bytes of a filename on APFS

How do I view the bytes of a filename as it’s stored an APFS volume (i.e. without going through Unicode normalization)? Context: I migrated an old iTunes library to a new Music.app library, and ran ...
duozmo's user avatar
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2 votes
1 answer
972 views

Failed to remove container disk and reclaim space to main partition

After I removed Boot Camp I found out that the partition space didn't merge back into my main volume, instead it was called "container disk1". There was no option to delete it so I tried to ...
federico.jpg's user avatar
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1 answer
66 views

Looking for the best backup option under circumstances

I know the question of "how should I backup my computer" has been asked and answered but I have some specific nuances and, well, if I knew whether they made a difference I wouldn't be asking....
lonadar's user avatar
  • 35
2 votes
1 answer
1k views

Does photorec work on non-encrypted APFS?

I have an Ubuntu live USB with testdisk installed on it. I would like to recover data from the HDD of a Macbook Pro using photorec. The HDD is not encrypted: can photorec recover data from non-...
Francesco Boi's user avatar
1 vote
0 answers
941 views

How to use gpt to fix corrupted APFS container?

My 1TB SSD failed on me with what appears to be a corrupted APFS container. I found a post here on stackexchange that suggests to remove and create GPT entries but the values in the example are ...
AshFriedrich's user avatar
2 votes
1 answer
1k views

APFS Container Corrupted - by using testDisk

I have a 1 TB drive on a late 2013 mbp. This week it decided to stop booting - was just hanging on the loading screen. I have booted of an SD card and I could see the drive and browse it as read only....
Matt Bryson's user avatar

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