55 votes
Accepted

How to choose GUID with High Sierra's Disk Utility?

In Disk Utility, near the close/minimize/fullscreen buttons, you can see a "View" mode dropdown menu. Set the view mode to "Show All Devices", then you'll see the "root" drives. Click on a root drive, ...
Bruno's user avatar
  • 566
8 votes
Accepted

I can no longer boot into macOS after resizing my bootcamp partition in EaseUS

In this case, the APFS partition type had been changed by EaseUS utility. That is why only Windows showed up on startup. I used gdisk to repair this and everything is on place, with no harm to the ...
user2923339's user avatar
4 votes
Accepted

MacOS partition shows up as FFFFFFFF-FFFF-FFFF-FFFF-FFFFFFFFFFFF (Mojave)

This solution will work because you already have System Integrity Protection (SIP) disabled. Note: The current version of gdisk is version 1.0.4. This is the only version that will recognize Apple'...
David Anderson's user avatar
3 votes

Making Conflicting UIDs across a LAN of MacOS and Linux hosts Consistent

I used this procedure to change uid's on macOS Tiger and Ubuntu. The info on passwords has changed. Ok, so how can I check my UID? I've heard that it's dangerous to change the UID, so how should ...
historystamp's user avatar
  • 1,900
3 votes
Accepted

Recover Corrupt SSHD

Your SSHD is not corrupt in the sense that you lost any data but parts of the GUID partition table can't be read properly. The SSHD either lost its GUID partition table or the USB/SATA controller in ...
klanomath's user avatar
  • 66.4k
3 votes

Time machine: include external FAT drive

Your FAT drive needs to be formatted using GPT[GUID] (or GPT+MBR which is how Boot Camp does it, but it's not necessary for a regular, data only, non-Windows OS disk) rather than 'plain' MBR. There ...
Tetsujin's user avatar
  • 116k
3 votes
Accepted

Creating encrypted disk image passphrase in Keychain, and strange GUID account

Getting the UUID: The account field in the keychain entry corresponds to the UUID of the encrypted disk image which can be retrieved like this: hdiutil isencrypted example.sparsebundle 2>&1 | ...
bowmasters's user avatar
2 votes

How to recover trashed GUID partition table?

Because the GUID Partition Table was erased, there is no way to turn back. That GUID partition table is the last reference to data unless you can do some hardcore forensic data recovery. Data ...
Jahhein's user avatar
  • 1,608
1 vote

Inaccessible APFS Partition - no gpt scheme

I tried to verify and check below with more commands [shogunhz@CyXs-MacBook-Pro ~ % diskutil verifyVolume disk4s1 Started file system verification on disk4s1 (Libraries) Verifying file system Volume ...
CyX SenZe's user avatar
1 vote

Inaccessible APFS Partition - no gpt scheme

I suspect this is not because of any issue with the specified disk but because verifyDisk will not work on synthesized disks. This doesn't seem clear from the man page, but empirically it seems to be ...
Tetsujin's user avatar
  • 116k
1 vote

Error: -69519 when resizing partition of apfs container scheme

Your problem is usually caused by the existence of another partition. In your case, this would probably be the partition associated with the identifier disk0s3. If you do not need this partition, then ...
David Anderson's user avatar
1 vote
Accepted

How to fix FDISK_partition scheme after repartitioning a larger space for bootcamp

First off, having Mojave and a BIOS booting Windows is an uncommon, but possible combination. So I have to ask: Are you sure your Mac is setup this way? The first partition should be type EE. When ...
David Anderson's user avatar
1 vote

Cant install bootcamp in MBR after internal SSD upgrade

You could install rEFInd as by default this will automatically identify legacy Windows installations on internal or external disks. Alternatively you could create a hybrid member on your internal SSD ...
lx07's user avatar
  • 3,094
1 vote

How to fix CoreStorage not mounting? Broken GPT, GUID, volume etc?

Your disk 2 doesn't even seem to have a name. It could be something simple - like the name accidentally deleted in Finder - or a serious inability of the OS to read the partition. As you can't mount ...
Carl Dombrowski's user avatar
1 vote
Accepted

Corrupted GUID partition table on secondary hard drive

Boot to your OS X system Open Terminal and enter diskutil list Enter sudo gpt -r show diskX with X the device number of your external disk found in the previous output (probably 1 - below I assume it'...
klanomath's user avatar
  • 66.4k
1 vote

How to save data from broken GPT, GUID and unmountable, no type volumes?

I deleted from the MAC-Disk utility window. No, I am not trying to boot into OS X or trying to mount the disk from another system. I am just trying to save my files from that partition. Here are the ...
memyana's user avatar
  • 11
1 vote

How do I install Windows on separate disk using GPT/EFI and BootCamp?

With respect to Microsoft Windows, 2012, through 2014 were translational years for Apple Macs. For the 2011 and older Macs, Windows is installed in BIOS/MBR mode using a Windows installer DVD. In 2012,...
David Anderson's user avatar

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