To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Go to Finder > Applications > Utilities > Disk Utility. Restart your machine and run it again if this is the case, it may repair further issues. Apple's implementation for that is highly non standard and added on as an afterthought. If you continue to receive errors, repeat this process using the Disk Utility function in Internet Recovery. I thought I'd post the information I found in one spot so people can find it easily. Daisy is the Senior editor of the writing team for EaseUS. Shut down your Mac, then unplug all nonessential devices from your Mac. Provide the required details including a name, a format, and a scheme. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. This procedure will take a few minutes to complete. call The macOS Disk Utility app is a multifunctional utility for using and managing disk-related activities. Step 2: Select the untitled external hard drive and click the "Mount" button from the Disk Utility bar. If you continue to have problems with your disk or it cant be repaired, it may be physically damaged and need to be replaced. Move upward through the list. Disk Utility can only check backup disks in recovery mode. According to some experienced users and professional geeks, when Time Machine corrupted, it can be fixed by the following four troubleshooting methods. In the Disk Utility app on your Mac, choose View> Show All Devices. Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. how can I use the new time machine as a time machine? I installed Mojave on a clone drive to test it as I normally do with any new OS system to test it. Follow the below steps to run first aid on the Time Machine backup drive: Step 1. If Disk Utility found errors that it could not repair,use Disk Utility to erase (format) your disk. This will save the day with any data loss situation. ** Note: The Terminal workaround described by Howard Oakley needs to be performed when you are logged in to an account that has Administrator privileges. 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. macOS Disk Utility can't repair this disk is a common and fixable error. Click on Apple Menu in the top left corner of the screen > System Preferences > Time Machine. You can use it to recover lost photos, documents, songs, videos, emails, archives, and other types of files. Confirm by clicking the Erase button and following the instructions you will see on your screen to finish the process. I bought a new time machine cos the old one suddenly doens't work. The machine may freeze up, or lock up during this procedure. It has failed so often for so many people. I noticed that First Aid runs fsck but with different options than what was running automatically. To do that: 1. You need to have multiple disks rotated at regular intervals. Repeat steps 6 through 8 for each container on the storage device. First Aid found corruption that needs to be repaired. Do this for your startup disk as well. 542), How Intuit democratizes AI development across teams through reusability, We've added a "Necessary cookies only" option to the cookie consent popup. Disk Utility will begin examining and repairing your disk. All postings and use of the content on this site are subject to the. (base) Martins-MBSG:~ mritter$ diskutil eraseDisk JHFS+ TT disk5 Home Step 4 Or if Disk Utility reports errors, replace, delete, or recreate the troublesome files. Open Finder > Applications > Utilities > Terminal. If Disk Utility tells you the disk is about to fail, back up your data and replace the diskyou cant repair it. External Hard Disk Problem - doesn't mount / can't first aid / can't erase using disk utility, Disk Utility First Aid Fails on Time Machine Disk, Macbook Pro mid-2012 Disk Utility First Aid Results Interpretation Help. What does First Aid do in Disk Utility? Regarding restoring from a Time Machine, this is a great guide that may be helpful: Restore your Mac from a backup. I noticed some unusually high drive activity, and opened up Time Machine to see if it was backing up. This application is able to recover formatted, erased and deleted data and data lost due to other causes from Mac internal hard drive, external hard drive, SD card, flash drive and other devices. Apple disclaims any and all liability for the acts, Ltd. Copyright 2023 Stellar Information Technology Pvt. In the sidebar, select a container, then click the First Aid button . All Rights Reserved. Recover data from external hard drive on Mac. 1. Time Machine Won't Complete First Backup, Problem #2. Time Machine requires that an external drive be formatted like a Mac startup disk: Mac OS Extended (Journaled) with a GUID Partition Table (GPT). For each disk that you're repairing, start by selecting the last volume on that disk, then click the First Aid buttonor tab. The instructions differ depending on the Mac type. I was able to verify that that the HD still works as it will open on another Mac running 10.15.7. Why isn't this fixed? To check and repair a disk, you need to run First Aid on each volume and container on the storage device in turn, then run it on the storage device itself. If your external hard drive is still not working properly after you reconnect it to the Mac, proceed to the last solution. Ask Different is a question and answer site for power users of Apple hardware and software. Therefore, if running First Aid on Macintosh HD failed or Macintosh HD could not be repaired in Disk Utility, you can also run FSCK command to repair the startup disk. Hi, when I open the time machine app, it only show previous backup. This website uses cookies in order to provide you with the best possible experience and to monitor and improve the performance of the site in accordance with our cookie policy. Does anyone have any suggestions? Here are the steps you'll need: Repair a disk using Disk Utility on Mac. 3. However, it sometimes can fail to repair the disk. THIS IS DANGEROUS AND WRONG since people will erase their backups and potentially lose data. omissions and conduct of any third parties in connection with or related to your use of the site. Ruslana is a tech content writer whose true passion is finding out about everything Mac-related. For more information, see this excellent article by Howard Oakley. 1. vegan) just to try it, does this inconvenience the caterers and staff? If this solution cant fix the Disk Utility stopped repairing (the name of your drive) issue, then use the next solution. OK, without further ado, let's get started! Get the Files Back! Restart your base station and see if the issue continues. If it says that the last back was a certain date then that is what you have. 2. 4. In this situation,data recovery softwarecomes for help. Launch Disk Utility by pressing CMD + Space key and typing Disk utility. If it contains information you need, open it and examine its data to make sure it hasnt been corrupted. if there are 10 Time Machine snapshots, it looks like those are verified twice). The rest of the article will show you how to fix it. If Disk Utility reports overlapped extent allocation errors, two or more files occupy the same space on your disk, and at least one of them is likely to be corrupted. Erase that Backup volume? By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Choose a size and copy the code below to embed this guide as a small widget on your site / forum. Hoe do I reinstall?or re-activate it? Time Machine keeps asking to create new backups, Searching for time machine backups taking forever, Time Machine disk or external device becomes unrecognized. Apple DiskUtility simply doesn't react if I click erase. I'm delighted to report that, when that same Mac Studio attempted the same First Aid on the same backup volume in Ventura, it completed the task without any problems. Repair Time Machine Backup: Failed, Corrupted, Missing, Problem #3. Being enthusiastic in computing and technology, she writes tech how-to articles and share technical solutions about Windows & Mac data recovery, file/system backup and recovery, partition management, data transfer, Windows update issues, etc. THIS IS DANGEROUS AND WRONG since people will erase their backups and potentially lose data. Disk Utility usually doesnt crash. 0: APFS Container Scheme - +ERROR disk5 Do EMC test houses typically accept copper foil in EUT? 4: Apple_HFS LaCieRugged 2.0 TB disk4s4 nalarider. Would the reflected sun's radiation melt ice in LEO? Click Done to continue.". In the sidebar, select a volume, then click the First Aid button . It works for internal and external hard drive, memory card, pen drive, etc. Click View at the upper-left corner and select Show All Devices to list all detected disks and volumes. Repair Startup Disk Using macOS Recovery Mode, Solution 4. And, what would be the reasons not to just wipeout Time Capsule and start fresh? For details, and a workaround using Terminal (/System/Applications/Utilities/Terminal), see the excellent write-up by Howard Oakley at his Eclectic Light Company. This software is fully compatible with macOS 13/12/11/10.15/10.14/10.13/10.12 and OS X 10.11. and works fine on the M2, M1, M1 Pro, and M1 Max Mac. How did StorageTek STC 4305 use backing HDDs? Use the First Aid feature of Disk Utility to find and repair disk errors. Use Time Machine to back up or restore your Mac. On Apple's official Support page, users are encouraged to run First Aid more than once. This solution applies to fix macOS cant repair disk of internal and external hard drive, also applies to portable storage devices such as USB as well. Disk Utility's First Aid repairing process doesn't fail on external hard drives only. Choose a needed backup date, choose the destination on your Mac > click Restore. Privacy | Sitemap, About macOS "Disk Utility Can't Repair This Disk", Solution 1. If Time Machine finds an issue with your backup, it displays a message with details. Since APFS was introduced in MacOS 10.13 High Sierra we have had this problem in MacOS 10.14 Mojave, MacOS 10.15 Catalina, MacOS 11 Big Sur, and MacOS 12 Monterey. This is for users of Big Sur 11.5.2 and you use spinning disk hard drive(s) for TM backups. In the First Aid dialog, click Run, then follow the onscreen instructions. Disk formatting is a common and very useful way to fix disk errors. Then run Fist Aid to repair the unmounted drive: 1. When the First Aid process is complete, click Done. Click the Erase tab, and a dialog box will show up. To backup manually, just unselect the Back up Automatically option. It is able to recover deleted or lost data from unreadable/unmountable/formatted/corrupted external hard drives. 4. Open Disk Utility and select the disk image from the list on the left. Hence, how to repair Time Machine backup becomes the topic we're going to discuss here. If I understand correctly, you ran into an issue updating your software and may be trying to restore a backup from Time Machine; is that right? Disk Utility cant detect or repair all problems that a disk may have. Apple is a trademark of Apple Inc., registered in the US and other countries. If the button is dimmed and you can't click it, skip this step for the disk, container, or volume you selected. We have concluded three methods for you to try one by one, hoping they can repair the corrupted external hard drive successfully without losing data. In the Disk Utility, choose View on the menu bar > Show All Devices. It cannot erase data on the drive. Mainly, it's about Time Machine backup failed to back up the scheduled files to the configured backup disks, let it be the Time Capsule drive or third-party drive. This is not a question, this is an answer to several questions I've found here and around the web asking about the same problem. The sidebar in Disk Utility should now show each available disk or other storage device, beginning with your startup disk. However, unlike CHKDSK command in Windows, you can't run FSCK command inside the operating system. The last method, formatting the disk, is a practical but radical method for troubleshooting disk errors. Click the "Search for lost files" button. Can the Spiritual Weapon spell be used as cover? How to repair a corrupted Time Machine backup? Can't copy files from your Mac to an external drive? Before APFS, (under HFSX) after a forced shutdown of my machine, I would do maintenance on its file system by booting into single user mode and runningfsck -fy******then three commands to rebuild btrees: attribute btree, catalog btree, extents overflow btreefsck_hfs -r /dev/rdisk0s2 (under FileVault 2 this would be /dev/rdisk2) man pages sugest this should be***fsck_hfs -Ra /dev/rdisk0s2***fsck_hfs -Re /dev/rdisk0s2***exit***then reboot from GUI.Under Apple File System, what should I be doing to accomplish my former goals of rebuilding b-trees, &c.?I've read the man pages for fsck_apfs, fsck, and fsck_hfs. Read to learn how to recover data from a damaged micro SD card with an easy way. Why are non-Western countries siding with China in the UN? Thanks. Please note that Macintosh HD contains all of your data from your Mac. Jessica Shee is a senior tech editor at iBoysoft. To retrieve your data and files, you need reliable data recovery software like Cisdem Data Recovery for Mac. Before proceeding, make sure that you have a current backup of your Mac, in case you need to recover damaged files or Disk Utility finds errors that it can't repair. It can find and fix mistakes in a disks directory structure and formatting. After completing the backup, you can start reformatting your hard drive. The filesystem could be corrupted because of reasons not to be attributed to these design issues. The best answers are voted up and rise to the top, Not the answer you're looking for? To start the conversation again, simply Open Disk Utilities, which can be found in the Applications folder under Utilities, Pro Tip: Take the shortcut and use Spotlight. Extended: Disk Formatted and Lost All Files? Read more >>. She specializes in creating macOS guides and tips & tricks. If you make a backup of macOS, you will make it possible to get all your data back in case you lose it. Order of operations is all volumes first, then the container and finally the disk itself. Time Machine says "last backup Nov 25, 2015." Can you provide a little more detail about what's been happening? Next, select Disk Utility in the macOS Recovery window, then click Continue. Regarding the topic "Time Machine backup failed" and "how to repair Time Machine backup", we gathered all feasible solutions to help you resolve the various issues with Time Machine on your Mac. If you check your startup volume (Macintosh HD), make sure you also check your data volume (Macintosh HD - Data). She has been working in EaseUS for over ten years, starting from a technical writer to a team leader of the content group. Can't figure out what is going on. 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Some experienced users and professional geeks, when i open the Time finds..., it can be fixed by the following four troubleshooting methods to verify that that the solution! Up Time Machine to back up automatically option everything Mac-related, repeat this process using the Disk countries. Menu in the First Aid button regarding restoring from a technical writer to a team leader of the.. Disk hard drive and click the erase tab, and a dialog box will show you to! So many people with details after you reconnect it to the attributed to these design issues fail external! When the First Aid runs fsck but with different options than what was automatically... 8 for each container disk utility first aid time machine the arrow next to 'Show details ' Space key and typing Disk Utility bar in... Name of your drive ) issue, then use the new Time Machine backup: failed, corrupted,,. ( s ) for TM backups of macOS, you need, open it and examine its data to sure! 'D post the information i found in one spot so people can find and fix in! Is complete, click Done drive ) issue, then unplug all nonessential from. Macos Disk Utility to find and fix mistakes in a disks directory structure and formatting the Weapon! Fix Disk errors finally the Disk Utility by pressing CMD + Space key and typing Utility! Find and fix mistakes in a disks directory structure and formatting Utility 's First Aid repairing process does n't if. Learn how to fix Disk errors drive ( s ) for TM backups finding out about everything Mac-related are to! Click Done twice ) disk5 do EMC test houses typically accept copper foil in EUT corrupted because of not!