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 Mount extended case-sensitive journaled volume on APFS directory, permanently if possible

Source: /dev/disk0s3 UUID=894D79A6-40BD-306A9784-BEBAB444B1A hfs, local, journaled case-sensitive Destination: /dev/disk1s1 UUID=F692F645-EE36-3CD6-AC09-BCD8FFCC6F3C apfs, local, journaled ...
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Why is my iMac able to write to an NTFS external drive but not my MacBook Pro

My iMac (standalone desktop running Mojave) which is formatted as APFS is able to read and write to my Seagate external drive (which is formatted as NTFS). Yet my MacBook Pro (which was formatted as ...
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Unable to view Trash on APFS-formatted external drive

I am on macOS Mojave running iTunes with its library stored on an external drive. Both my main machine and external drive are formatted in APFS. When I delete a song on iTunes, the file never gets ...
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Question about custom partitions, VeraCrypt and APFS

After a couple of years of delay, I've upgraded to High Sierra. Now, I have an external disk used for backup, with the following layout: /dev/disk6 (external, physical): #: ...
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MacPro, APFS, Bootcamp Startup Disk

Has anyone used brigadier to get a more recent Mac's bootcamp installer and extract whatever bits allow APFS volumes to show up in the startup disk selector in the bootcamp control panel under windows?...
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Interpreting various First Aid error messages

Can someone provide documentation or their own knowledge to interpret the below messages? I've researched this diligently but no post has the same combination of messages that I have. There are 5 ...
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Enlarge APFS container with free space

The container scheme of my hard drive is the following I have more or less 87 GB free, that are not contained in this list. I have removed the container of size 87 GB with the command sudo ...
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How can I merge two APFS partitions on the same drive? [duplicate]

I have a 140GB partition I would like to merge into an existing partition. Both are APFS formatted. How can I merge these two containers ? Container Disk2 is my MacMini OS Mojave 115.9GB Container ...
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Unable to mount AFPS disk cloned with dd (no mountable file systems)?

We have a laptop that won't boot up correctly, however, we're able to get it into target disk mode. I did a diskutil list and I saw there was an [external] disk (which listed a single AFPS partition ,...
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APFS encryption passphrase questions

Out of curiosity, I have a couple of questions regarding APFS passphrases. Using diskutil I found out that each APFS encrypted volume includes several cryptographic users, which at least in my system ...
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Resizing APFS partition stuck on “Checking the object map”

I attempted to add a partition to my boot drive in macOS High Sierra. In the process, Disk Utility was going to resize my Container disk1. The boot partition is APFS and is in that container. On the ...
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How do I fix hard disk “Error: -69845: File system verify or repair failed”

How can I resolve the Error: -69845: File system verify or repair failed error I'm getting when trying to verify my hard drive? So far these are the steps I've taken: In Terminal I ran: diskutil ...
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APFS Container corrupt after resizing Boot Camp partition from Windows

I have a bad problem. I shrunk my APFS volume from 850 GB to 750 GB so that I can expand my NTFS Boot Camp Volume from 150 GB to 250 GB. After shrinking everything worked fine. Then I started Boot ...
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Mac startup drive vanished after hard reset

The machine in question is a 2015 model 5K iMac running Mojave. It has a fusion drive that had a partition for OS X and a partition for Bootcamp running Windows 7. I went to restart and it seemed to ...
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Recovering GPT from a failed Mojave upgrade

Background: My partner decided to upgrade her work iMac to Mojave. Apparently, towards the end of the process, it hung on a black screen, said an error had occurred and would try to recover. It cycled ...
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Mojave requires OS reinstall on restart or power on. MACH Reboot type 14 = page fault. Screenshot

SPECS: Computer: MacBook Pro (Retina, 15-inch, Mid 2014) MacBookPro11,3. Memory: 16 GB 1600 MHz DDR3 HD: 1 TB APPLE SSD SM1024F Apple_APFS GRAPHICS: NVIDIA GeForce GT 750M 2048 MB Intel Iris Pro ...
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Cannot boot APFS Volume after time machine restore

First time i've seen this, but had a kernel panic from an installation, so booted into recovery, did a time machine restore. The log says it completed successfully, but upon boot I get the message: "...
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Mounting volume while in Recovery Mode keeps rebooting

My computer crashed while editing a video with Final Cut. I have been unable to boot up since then - the OS crashes immediately after typing my password at the login screen and reboots. I’ve been ...
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Accidentally erased APFS partition while resizing Windows Bootcamp disk

This is my first post here. I recently wanted to add some more space to my windows' partition so I shrunk Mac HD by 60GB and rebooted. I then used windows to join the unallocated space with its ...
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Recover overwritten Encrypted OS X volume (APFS)

Is there a possibility to recover a 2TB APFS partition that has been altered by a fomatting command to a new 2TB APFS partion (i.e. the real data has not been deleted, encryption password is knonw, ...
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Repair APFS Container - Physical store disk listed under wrong APFS container reference

High level - have an APFS container that won't mount or repair. In Disk Utility I have the external drive (disk3) with the "APFS Physical Store" unmounted below. (disk3s2). I then have a mystery ...
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How to disable discrete GPU on MacBook Pro High Sierra permanently?

yesterday I tried the solution for my MacBook Pro under Sierra from the forum under this link: MacBook Pro: How to disable discrete GPU permanently from EFI? I tried the following steps under Sierra ...
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Cannot create large sparse files

I'm using APFS to create mostly empty files. They get filled progressively later, but first I want to create them with a logical maximum size (and a null physical size). My problem is that there's a ...
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Keyboard not active in Bootcamp Manager [duplicate]

After moving to High Sierra, I realized that I can’t use the normal bootcamp preferences any more, since Windows won’t detect MacOS on the APFS volume. Apples workaround is to hold down the option key ...
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How can I remove straying Preboot folders in /Volumes?

When trying to eject a drive with Alfred, Preboot 93 showed up. I know they are APFS container volumes but when checking the /Volumes directory it shows that there are a lot of Preboot drives straying....
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What is the “rm” process in Activity Monitor

The rm terminal command is being invoked (by an app, not through terminal), and the process has been running for a while at 100%. Here it is in Activity Monitor: Why is it seemingly stuck working so ...
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Can you read and write from and to APFS under High Sierra to FAT external hard-drives?

Like many I have backups on external hard-drives, some are in HFS and others are in FAT32 or NTFS. What happens to those backups with APFS ? I won't be able to access, read and write to or from them ...
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APFS Volume not claiming available APFS Container space

I'm at my wit's end with this, and I can't find anything about it in documentation or questions, so I thought I'd ask one. I had an APFS Fusion Drive that included two drives: (120+500) GB. I cloned (...
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641 views

High Sierra - Why is Recovery HD inside the APFS container?

I noticed a few days ago that the Recovery partition was inside the APFS container. Isn't it better for it to be a separate volume? For example, APFS containers sometimes get corrupted with an invalid ...
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How to get write access to High Sierra (APFS) drive in Read-Only mode on Macbook with faulty AMD GPU

Some background: My 2011 17" MacBook Pro (running High Sierra) has finally succumbed to the Radeon issue and won't boot up. I know this because it would flicker green where there was pixel shading so ...
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Mojave guest OS on Yosemite Host via Parallels Desktop 10

I can't get to the welcome choose your country screen when installing Mojave virtualised via Parallels Desktop 10 on my Yosemite system (MBP Retina 2015). I downloaded the 6GB Mojave '.app' file as ...
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How to fix a Damaged APFS disk?

I have an issue with a 1TB 850 Evo, serving as an external disk in a SATA enclosure. I would Really like to recover the data I have on it so any help would be greatly appreciated. The disk has been ...
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APFS encrypted volume, how to get actual free disk space

I have a APFS volume running macOS Mojava. When I right click on the volume and click Get Info it shows: Which in iteslf is confusing because available says 73.99 GB, but used shows all the disk is ...
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Why is encrypted APFS on SD cards so slow?

When writing any data to SD cards, the operation is usually very slow compared to other kinds of media (up to tens ob MBytes/s). However, when using an encrypted file system on the SD card, such as ...
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How can I prevent files emptied out of the Trash from accumulating in “purgeable space”?

I'm having the same problem as the person who asked this question: I cleared a bunch of files out of my Trash and instead of getting free space on the volume, I got 30 gigs of "purgeable space". ...
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312 views

How to force Disk Encryption password on boot for ALL users?

I want my MBP to be unlocked with Disk Encryption Password before getting access to the login screen. (read : I want to have two passwords prompts before the MBP can be used) Therefore, I made a ...
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159 views

Deleted an APFS Volume, but it still shows as “Other Volumes” claimed space within the container

I have an older MacBook Pro running OS X 10.13.6, the last version supported on the hardware. It has an SSD which was upgraded to APFS a while ago. A few months back, unfixable filesystem corruption ...
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Why am I getting “An internal error occurred while preflighting your volume for APFS conversion”?

I have a Mac Mini 2014. I just installed a second SSD drive Samsung Evo 500GB and would like to use as the primary drive for OS. I formatted both drives with disk utility to OS Extended Journaled and ...
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Completely reset Mojave disk

I’ve got a Mojave installation with an APFS drive. I’ve installed and uninstalled Boot Camp partitions several times over the years, and somehow things have gotten out of sync. I can now see the 500GB ...
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540 views

Rebuild APFS Container Scheme using Terminal

I am having an issue with an internal HDD from my MacBook Pro Mid-2012 by some reason not sure why it change the file system from GUID to APFS. Right now I been trying to recover my data but there are ...
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Full Disk Encryption with Time Machine Backup

I don't know the appropriate setup to encrypt whole disk drive using FileVault 2 and Automatically backup it without issues. Currently, I'm using a 2nd-gen Intel i7 MBP running macOS High Sierra 10.13....
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Is data in an APFS container erased after main partition is reformatted?

I am trying to create a data partition for my user account so as if I need to re-install my computer, I do not lose any data that is on the other partition. If I had the following layout on my 512GB ...
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Timemachine backups to Encrypted APFS partition. Checkbox turn off encryption

I am trying to use a newly created APFS encrypted case sensitive APFS partition with Time Machine backups. If I do not check the box encrypt backups, it prompts for the password to turn off encryption....
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Difficulties Reinstalling Windows on bootcamp with APFS

I installed bootcamp a few years ago and now Windows is pretty hosed so I want to do a fresh install. Apple says to delete the bootcamp partition in bootcamp assistant (BCA), and then redo it. issue ...
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Reclaiming occupied space

A MBPro with a 250GB running the latest Mojave suddenly went from 100GB+ of free space to 5GB and is warning us about running out. Looking at About>Storage>Manage, it seems most of the occupied space ...
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How can I partition my disk?

I have a macOS Mojave (10.14.2) and I would like create a 20 GB MS-DOS (FAT) partition on my 128 GB APFS disk. But Disk Utility constantly gives me an error: My Time Machine is turned off: My ...
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Spotlight not finding folders, files, or apps in High Sierra

I can't be sure it's related but after I turned on File Encryption Spotlight just stopped working on files folders and apps. I tried all the advice I saw in this post on this forum and more, including ...
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broken partition table after formatting drive with apple file system (apfs)

I wanted to try out apfs, therefore I formatted my external HDD with it. Now the partition table seems broken. How can I reinitialize the drive? My goal is two create two HFS+ partitions, each 1TB on ...
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191 views

200GB lost on APFS boot disk

Recently (last month) I upgraded from Sierra to High Sierra on one of my Macs. I now am confronted with 200GB of the 500GB 'lost'. That is, when running OmniDiskSweeper as root, I find 255GB files, ...
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APFS encrypted volume no longer accepts password

My MacBook Air (early 2015) has shown strange behavior over the last couple of weeks with crashes while the lid was closed or booting into Bootcamp partition although the MacOS partition has been set ...