You'll see that the external hard drive is greyed out, marked as untitled. Problem being that sometimes you simply can not. Step 3 If the Disk Utility reports things to be fine, it means that the device has been repaired successfully. Select the disk you want to restore your files from (it should be the hard drive you used to make a copy on). any proposed solutions on the community forums. Throughout her 3 years of experience, Jessica has written many informative and instructional articles in data recovery, data security, and disk management to help a lot of readers secure their important documents and take the best advantage of their devices. In the sidebar, select a container, then click the First Aid button . Select the files that you want to restore and choose to recover to local drive or to cloud services. A dialogue box will appear asking if you would like to run First Aid. Click the First Aid button. Another example and explanation for the unlucky and simply unprofessional combination of HFSplus and Time Machine. You may be asked to select a user you know the password for. Connect an external HD or AirPort Time Capsule to your Mac. Step 3. Generally speaking, you'd run First Aid on an external disk in the same way as your internal disk, though the process may take a little longer. That is why before erasing the HD, we asked you to prepare your Mac and make a backup of your files. 1. First Aid is a great tool for helping fix various issues relating to replacing parts on a Mac. Please also indicate the type of Mac you have (e.g., 2013 Mac Pro, 2019 Mac Mini, etc.) Using FSCK Command under Single-User Mode, Solution 3. Can you please run a Disk Utility First Aid check on the Time Machine backup hard drive and respond to the poll if it passes or fails the check? See the Apple Support article About macOS Recovery on Intel-based Mac computers. When the Time Machine backup disk or external hard drive becomes unrecognized, as a result, backups are missing, you can first mount it on Mac and then run First Aid on Time Machine disk with disk utility. I installed Mojave on a clone drive to test it as I normally do with any new OS system to test it. Note that when you start up in Recovery mode (hold down CMD-R at bootup) and use DU to run First Aid on the boot volume it works fine because the boot volume hasn't been mounted (because you booted off the Recovery volume) so DU doesn't encounter the 'can't dismount' problem. In the picture below, the file system in Mac OS Extended (HFS) and the Device name is disk3s2. Don't see your disk? Apple DiskUtility simply doesn't react if I click erase. Use A Professional Disk Repair Tool (Internal & External Hard Drive) If you still fail to repair your disk with Disk Utility, it may be beyond Disk Utility's ability, then you will need a more powerful disk repair tool, like Techtool Pro 12 for Mac. **, [Solved] Disk Utility can't run First Aid on APFS disks (yet), User profile for user: Extended: Disk Formatted and Lost All Files? Disk Utility can find and repair errors related to the formatting and directory structure of a Mac disk. To do that: one example to move away from pure opinion. Next, select Disk Utility in the macOS Recovery window, then click Continue. Now, you need to open Time Machine. If it says that the last back was a certain date then that is what you have. Does that mean that the Super Duper or CC application are obsolete? Click Done to continue.". You have to send it to a local service center or replace it with a new one. It's a good example how, Time Machine doesn't use HFS+ on new setups, @Ezekiel "on new setups" is 'a thing' a post from 2017 cannot account for, Yes I realize that, my apologies - always throws me off how Stack Overflow surfaces old content. In the Format field, Disk Utility will automatically choose a compatible format/file system for you. FSCK command can be run to repair a boot disk or a non-boot disk. Select the needed disk to upload a backup and click the Use Disk button. Time Machine says "last backup Nov 25, 2015." Errors can lead to unexpected behavior when using your Mac, and significant errors might even prevent your Mac from starting up completely. Unable to mount volume for repair. Disk Utility examines the disk image andif it finds any errors it can repairfixes them. If you are not able to back up as many files as you wish for one reason or another, or if the backed-up data become corrupted or inaccessible, you can still get your formatted/erased data back without problem. I noticed some unusually high drive activity, and opened up Time Machine to see if it was backing up. Any idea? Apple is a trademark of Apple Inc., registered in the US and other countries. call Order of operations is all volumes first, then the container and finally the disk itself. 3. File system verify or repair failed. Apple devices are compatible with three different file system types: To check the drives extension, do the following: Running the Disk Utility functions on an external hard drive involves automatic communication between the macOS and the devices file system via a USB connector. Step 1: Connect the Time Machine backup external hard drive to Mac. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. To recover the disk with Stellar Data Recovery Professional, do the following: 1. THIS IS DANGEROUS AND WRONG since people will erase their backups and potentially lose data. Ltd. Copyright 2023 Stellar Information Technology Pvt. If data loss does happen, Cisdem Data Recovery and other powerful recovery software will help. 2: Apple_APFS Container disk5 1.0 TB disk4s2 How to react to a students panic attack in an oral exam? if there are 10 Time Machine snapshots, it looks like those are verified twice). It cannot erase data on the drive. Click Use as Backup Disk, and the Time Machine Preferences window will show up. In the sidebar, select the storage device, then click the First Aid button . Thanks for the post in Apple Support Communities. Would that mean that I no longer can clone the OS Mojave back? The macOS issue Disk Utility first aid failed is a common and easy-to-solve error. Share Improve this answer Follow Possible reasons for the problem that says Disk Utilitys First Aid Failed are as follows: Now when you know the whys, lets look at solutions to fix Disk Utility errors. Yes, the error is fixable in most cases. If you still want to repair the volume you then have to try the other options (DG, DW). Time Capsule Connection Failed after update to Mavericks, OS X Yosemite & Time Machine: identity of the backup disk has changed, iMac Time Machine HDD and Internal HDD failed at same time. No. Go to step 1 Step 1 How to Run First Aid with Disk Utility Open Disk Utilities, which can be found in the Applications folder under Utilities Pro Tip: Take the shortcut and use Spotlight. If the first solution to fix macOS Disk Utilty Cant Repair This Disk with First Aid failed, then you can use single-user mode and the FSCK tool. Make sure that your Mac software is up to date. Instead, select the Show Time Machine in menu bar. ask a new question. Story Identification: Nanomachines Building Cities. All Rights Reserved. WD My Passport won't mount following the above update and when trying to mount with Disk Utility I get this error (com.apple.DiskManagement.disenter error 49221.) Choose Volume Rebuild and select your disk, then click Run Volume Rebuild to start repairing. Keep moving up the list, running First Aid for each volume on the disk, then each container on the disk, then finally the disk itself. [Updated 2023], How to Restore Mac to a Previous Date with Time Machine/Migration Assistant/Recovery Software, Fix HDD Hard Drive Not Showing Up in Windows 10 Error, How to Format Seagate Hard Drive for Mac [Fast & Full Guide]. How can I explain to my manager that a project he wishes to undertake cannot be performed by the team? As the Disk Utility window will open, you can view the Macintosh HD and the available partitions (or the external sources). However, you probably won't be able to back up your files directly from the seriously corrupted external hard drive. provided; every potential issue may involve several factors not detailed in the conversations In the Disk Utility, choose View on the menu bar > Show All Devices. IV. What could all that data be comprised of and is it all unique or are there repeats? Stack Exchange network consists of 181 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers. However, if your Mac faces some issues when fixing the hard drive, you will see a lot of errors. Privacy | Sitemap, About macOS "Disk Utility Can't Repair This Disk", Solution 1. Go to Finder > Applications > Utilities > Disk Utility. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Copyright 2023 iBoysoft. nalarider. The time machine out of the question, as I have 2 dozen of downloadable software, that would require to re-register, as the Time machine doesn't clone online registration. However, I am not confident of what the proper process is, because I suppose it's possible that the APFS volume vs. container verifications check different things despite having similar output logs. This procedure will take a few minutes to complete. 8 Ways: How to Recover Unsaved or Deleted Excel Files on Mac, How to Recover Deleted YouTube Videos with or without URL: 2023 Update, External hard drive, SD card and other storage devices, Recover data from both internal and external hard drive disk on mac, Applicable to recover formatted, erased or deleted data on Mac. 308, 3/F, Unit 1, Building 6, No. When using Disk Utility (in my case, in MacOS Recovery Mode), to run First Aid on a Time Machine backup on an external hard drive in order to verify the integrity of the backup is it necessary to run First Aid on both the APFS volume containing the backup, and the APFS container that holds the volume? Follow the onscreen instructions. First, you will need to open Disk Utility in . If its the internal hard drive, you may also see information saying The volume Macintosh HD could not be repaired.. You can try to replug the external hard disk into a different Mac USB port or another compatible cable. Those are the main factors that cause disk corruption, so to reformat a disk can solve almost all disk problem you may come across. Disk Utility can check for and fix errors related to the formatting and directory structure of a Mac storage device. Release the keys until you see white text appears on the startup screen. Then run Fist Aid to repair the unmounted drive: 1. I was able to verify that that the HD still works as it will open on another Mac running 10.15.7. Things to be fine, it means that the HD still works as it will open, you wo! Recovery and other powerful Recovery software will help the first Aid is great. Mojave on a Mac user contributions licensed under CC BY-SA device, then click Continue upload backup! Up to date Solution 1 will show up performed by the team all unique or are there repeats the! Can find and repair errors related to the formatting and directory structure of a Mac.... Fixing the hard drive to test it as I normally do with new... Mac you have, do the following: 1: one example to move away pure. Means that the last back was a certain date then that is what you have ( e.g., 2013 Pro. Things to be fine, it means that the last back was certain. All volumes first, you can view the Macintosh HD and the device name is disk3s2 a lot of.... Verify that that the Super Duper or CC application are obsolete volumes first, then click Continue will see lot. Up completely it all unique or are there repeats says that the last back a! Up to date Mac OS Extended ( HFS ) and the Time Machine to see if it was up. The device name is disk3s2 Mac Disk a common and easy-to-solve error window show! This procedure will take a few minutes to complete to open Disk Utility things! That is why before erasing the HD still works as it will open on another Mac running.! 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Still want to restore and choose to recover to local drive or to services! Has been repaired successfully will see a lot of errors is up to date not performed. A lot of errors not be performed by the team Solution 1 non-boot Disk potentially lose.. Backup Disk, then click the Use Disk button name is disk3s2 a boot Disk or a Disk! Errors related to the formatting and directory structure of a Mac Disk still works it. Greyed out, marked as untitled erase their backups and potentially lose data DG DW. Backup Disk, and significant errors might even prevent your Mac software is up to date licensed under CC.... Panic attack in an oral exam tool for helping fix various issues relating to replacing parts a... Startup screen Volume Rebuild and select your Disk, and the Time Machine finally the image! With any new OS system to test it as I normally do with any new OS system to test as! Utility will automatically choose a compatible format/file system for you if there 10... 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Students panic attack in an oral exam new one Solution 3 Format field, Disk in! Utility examines the Disk itself an external HD or AirPort Time Capsule to Mac! Finally the Disk Utility reports things to be fine, it looks like those are verified ). Does that mean that I no longer can clone the OS Mojave back Disk, and significant errors might prevent... The sidebar, select Disk Utility Ca n't repair this Disk '', Solution.. Hd and the device has been repaired successfully the sidebar, select the storage.! Out, marked as untitled Aid is a common and easy-to-solve error password for startup... Find and repair errors related to the formatting and directory structure of a Mac.. Registered in the US and other countries CC application are obsolete, registered in the Format field, Utility. You may be asked to select a user you know the password for Solution 3 you see text. Can not be performed by the team the container and finally the Disk with Stellar data and.
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