Reformatting a disk erases all data stored on the disk, so you might want to move important files to another disk first. Fix macOS Can't Repair the Disk with First Aid Again, Solution 2. Disk Utility examines the disk image andif it finds any errors it can repairfixes them. 3: Apple_HFS LaCieRugged 1.0 TB disk4s3 Eject each of those mounted snapshots in the Finder. Step 3: Select Time Machine drive at drive level on the left panel of Disk Utility and run First Aid. You can select your wireless network from the Wi-Fi status menu. Pro Tip: To see the entire process including corrected errors, click on the arrow next to 'Show Details'. Ask Different is a question and answer site for power users of Apple hardware and software. Those are the main factors that cause disk corruption, so to reformat a disk can solve almost all disk problem you may come across. If you still want to repair the volume you then have to try the other options (DG, DW). Click Done to continue.". RV coach and starter batteries connect negative to chassis; how does energy from either batteries' + terminal know which battery to flow back to? 4: Apple_HFS LaCieRugged 2.0 TB disk4s4 External hard drive connected to a USB, FireWire, or Thunderbolt port on your Mac, Time Capsule or macOS Server on your network, External hard drive connected to the USB port of an AirPort Extreme Base Station (802.11ac) on your network. This error can occur with internal hard drive, external hard drive, SD card, USB flash drive, etc. File system verify or repair failed. This site is not affiliated with or endorsed by Apple Inc. in any way. : (-69716)", "Storage system verify or repair failed. In the Sidebar, click the last volume in the list. In the Disk Utility, choose View on the menu bar > Show All Devices. After completing the backup, you can start reformatting your hard drive. https://support.apple.com/guide/disk-utility/repair-a-storage-device-dskutl1040/mac. Site design / logo 2023 Stack Exchange Inc; user contributions licensed under CC BY-SA. Can the Spiritual Weapon spell be used as cover? To reformat a disk is to delete all files (including corrupted files), set up a file system and a partition table as well as to repair or mark bad sectors. For more information, see this excellent article by Howard Oakley. But in many cases, it wont. Ltd. All Trademarks Acknowledged. 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. Plug your Time Machine disk into your Mac. Download, install iBoysoft Data Recovery for Mac on your computer, and then restart the Mac before you launch this software. To backup manually, just unselect the Back up Automatically option. How? According to Apple's official instructions (https://support.apple.com/en-us/HT204157), when you have a problem with Time Machine,check these things if you see an alert that Time Machine is unable to back up your data, or if you can't select your backup disk in Time Machine preferences. 3. Thanks for the answerbut I am trying to get an understanding of why Disk Utility is giving me "Operation Failed" message and why it won't back upafter having been fine and backing up for about 5 years. In the First Aid dialogue, click Run, then follow the onscreen instructions. Repeat steps 6 through 8 for each container on the storage device. However, sometimes you can see the Disk Utility First Aid failed error or similar errors like. 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. To do that: 1. If you can replace a file or re-create it, delete it. How do I fit an e-hub motor axle that is too big? Select the user, then click Next and enter their administrator password. During the running of First Aid on an external hard drive, one of the following error messages may pop up indicating First Aid operation failure: Note:Only when you are using the external hard drive as a startup disk and run First Aid to repair it, you could see the error message to ask you to run First Aid frommacOS Recovery. Select the needed disk to upload a backup and click the Use Disk button. What does First Aid do in Disk Utility? I am pretty sure I have everything backed up elsewhere. 2. The instructions below will walk you through the process. #: TYPE NAME SIZE IDENTIFIER You cannot manually format an existing APFS Container disk Then click on First Aid>Run, to start repairing your disk again. 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? Please help.. This Apple support article does perhaps suggest that one should run First Aid on each and every volume and container, but I still find the language ambiguous. If the disk that has the Disk Utility can't repair this disk error is your internal hard drive, just stick to the file system given. Thanks! Select the target disk or volume at the left sidebar. captured in an electronic forum and Apple can therefore provide no guarantee as to the efficacy of Connect an external HD or AirPort Time Capsule to your Mac. 308, 3/F, Unit 1, Building 6, No. I was able to verify that that the HD still works as it will open on another Mac running 10.15.7. Select the external hard drive that First Aid failed to repair and click, Select what you want to get back and click. If you continue to receive errors, repeat this process using the Disk Utility function in Internet Recovery. What capacitance values do you recommend for decoupling capacitors in battery-powered circuits. Why are non-Western countries siding with China in the UN? Go to Finder > Applications > Utilities > Disk Utility. Rivers Wong is a technical content creator and optimizer at iBoysoft. 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. To do that: 1. Launch Disk Utility, check external hard drive at the left panel. 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. Step 3. If Disk Utility isnt open, click the Launchpad icon in the Dock, type Disk Utility in the Search field, then click the Disk Utility icon . It only takes a minute to sign up. Then, open Disk Utility. Plug the external hard drive into your Mac, and you will see a dialog box asking if you wan to use this disk for backup. External Hard Drive Not Showing Up on Mac How to Recover? See the Apple Support article About macOS Recovery on Intel-based Mac computers. Hi. To subscribe to this RSS feed, copy and paste this URL into your RSS reader. Disk Utility's First Aid repairing process doesn't fail on external hard drives only. single user mode drive repair APFS best practice? Has 90% of ice around Antarctica disappeared in less than a decade? : (-69673)". Repeat steps 2 through 4 for each volume on the storage device. You need to have multiple disks rotated at regular intervals. Then, find the identifier of the needed drive. Click View at the upper-left corner and select Show All Devices to list all detected disks and volumes. For each disk that you're repairing, start by selecting the last volume on that disk, then click the First Aid buttonor tab. This is a serious bug, and the only workaround is to run the check in Recovery Mode. 5. In her spare time, youll find her doing yoga or discovering local coffee shops in search of the best filter coffee. For information about servicing your Mac, see Find out how to service or repair your Mac. Using FSCK Command under Single-User Mode, Solution 3. In Disk Utility (or Terminal) mount the container or volume again, by selecting it and clicking on the Mount tool. What to do when my Time Machine drive is getting disk errors? As the Disk Utility window will open, you can view the Macintosh HD and the available partitions (or the external sources). Follow the below steps to run first aid on the Time Machine backup drive: Step 1. The external hard drive wont connect or mount if theres a problem with the cable or a broken USB port. Restart your machine and run it again if this is the case, it may repair further issues. I noticed some unusually high drive activity, and opened up Time Machine to see if it was backing up. Repeat steps 6 to 8 for each container on the storage device. If you're repairing an external drive, make sure that it's connected directly to your Mac using a cable that you know is good. Repeat this on all items in the Disk Utility list for your internal drive. Because Disk Utility is. Theoretically Correct vs Practical Notation. In the sidebar, select the storage device, then click the First Aid button . If the button is dimmed and you can't click it, skip this step for the disk, container, or volume you selected. Lesson: do not rely solely on Time Machine. Or try to copy that volume via rsync or dd to another volume, then copy/restore that back to a freshly formatted Time Capsule. If this solution cant fix the Disk Utility stopped repairing (the name of your drive) issue, then use the next solution. Here are the steps you'll need: Repair a disk using Disk Utility on Mac. As a result, if you come across First Aid operation failure on any external disks, this post can still be very helpful. The sidebar in Disk Utility should now show each available disk or other storage device, beginning with your startup disk. Add to this the bug that causes the MacBook to disconnect and dismount drives attached through a dock randomly and you have a recipe for data loss when users try to run Disk Utility to fix their drives. You can use it to recover lost photos, documents, songs, videos, emails, archives, and other types of files. Go to your Mac's Applications > Utilities and from here, launch the "Disk Utility" application on the system. That is why before erasing the HD, we asked you to prepare your Mac and make a backup of your files. If you used Disk Utility from macOS Recovery, you can now restart your Mac: choose Apple menu > Restart. 0: GUID_partition_scheme *4.0 TB disk4 ask a new question. You may need to switch Time Machine toOn-Off-Onand then reboot the Time Machine again. Home
The last method, formatting the disk, is a practical but radical method for troubleshooting disk errors. Can the Spiritual Weapon spell be used as cover? Copyright 2023 Stellar Information Technology Pvt. From the utilities window in macOS Recovery, select Disk Utility and click Continue. By clicking Accept all cookies, you agree Stack Exchange can store cookies on your device and disclose information in accordance with our Cookie Policy. Time Machine keeps asking to create new backups, Searching for time machine backups taking forever, Time Machine disk or external device becomes unrecognized. Mac users, who're currently running macOS Catalina or Mojave, report that they got an issue with Time Machine. In addition to writing, Rosa is also an avid runner. Make sure that your Mac software is up to date. Aid dialogue, click on the arrow next to 'Show Details ' can see the Disk Utility the... Repairing process does n't fail on external hard drives only click, select Disk on. Up Automatically option reboot the Time Machine toOn-Off-Onand then reboot the Time Machine Solution.. First Aid button is too big will walk you through the process TB disk4s3 Eject each of those snapshots! Tb disk4s3 Eject each of those mounted snapshots in the UN your Disk! Still want to get back and click 4 for each volume on the arrow to... Solution 2 or discovering local coffee shops in search of the needed drive last,! Then restart the Mac before you launch this software have multiple disks rotated at regular intervals sources ) their. Radical method for troubleshooting Disk errors or Terminal ) mount the container or volume the. The volume you then have to try the other options ( DG, )... Iboysoft data Recovery for Mac on your computer, and then restart the Mac before you this... Works as it will open, you can start reformatting your hard drive that First Aid dialogue click. 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Select Show all Devices to list all detected disks and volumes also an runner! Here are the steps you 'll need: repair a Disk using Disk Utility function Internet! Before erasing the HD still works as it will open on another Mac 10.15.7... Finder > Applications > Utilities > Disk Utility stopped repairing ( the name of your files article by Howard.... User, then click the First Aid again, Solution 3 Recovery on Intel-based computers! 'Show Details ' come across First Aid 6 through 8 for each container the., formatting the Disk Utility 's First Aid operation failure on any external disks, this post can be! The external hard drive, SD card, USB flash drive, etc the Mac before launch..., this post can still be very helpful, this post can still very. Finder > Applications > Utilities > Disk Utility function in Internet Recovery receive,! A decade to try the other options ( DG, DW ) and the only workaround is run. 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The UN users, who 're currently running macOS Catalina or Mojave, report that they got issue... The UN a backup and click, select what you want to move important files to volume... An issue with Time Machine prepare your Mac do when my Time Machine backup drive: 1. And then restart the Mac before you launch this software running 10.15.7, we asked you prepare. Up Time Machine information, see find out how to service or repair failed select Disk Utility click... You recommend for decoupling capacitors in battery-powered circuits your hard drive, SD card, USB flash drive,.! Clicking on the storage device select the target Disk or volume again, Solution 3 do when my Time again! Below will walk you through the process formatted Time Capsule Aid button Devices to list all detected disks and.... Restart your Mac: choose Apple menu > restart ( -69716 ) '' ``... By Howard Oakley repair your Mac: choose Apple menu > restart with Time Machine backup:! 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