Free Disk Utility Software For Mac

If you’re having problems with a disk, Disk Utility can check the disk and repair problems it detects. How to repair a disk To browse the Disk Utility User Guide, click Table of Contents at the top of the page. Since Disk utility is not sufficient to meet your advanced troubleshooting needs, you need more professional Mac disk repair software. Let's have a look at the list of several free Mac disk repair tools. Free Mac disk repair software. There are a few free Mac disk repair software in the market. We can only find out three ones: TestDisk. Apr 29, 2016  It’s often only a matter of time before Mac users wind up seeing the dreaded “startup disk almost full” warning message in Mac OS X, which often leads to a frantic dash around the Downloads folder as users trash unnecessary files to attempt to free up disk space.While there’s nothing wrong with going on a manual mission of tracking down where your disk storage vanished to, there are an.

Modifying this control will update this page automatically

Disk Utility User Guide

Disk Utility can fix certain disk problems—for example, multiple apps quit unexpectedly, a file is corrupted, an external device doesn’t work properly, or your computer won’t start up. Disk Utility can’t detect or repair all problems that a disk may have.

If you run First Aid on a disk, Disk Utility checks the partition maps on the disk and performs some additional checks, and then checks each volume. If you run First Aid on a volume, Disk Utility verifies all the contents of that volume only.

While searching for slide show creator, we are sure you will be interested in free and easy slideshow creator. If this is your preference, we have featured top 15 free Slideshow creator for Mac and Windows that you can consider. Some come with a free trial version while others are completely free. For those of you who are looking for an easy way to create cool photo slideshows, here is a list of the best Slideshow maker apps, running on Windows or Mac. No matter you want the best professional slideshow software, or just some free slideshow maker online, we have you covered! Best Overall- Movavi Slideshow Maker. Slideshow Creator Software. Easy-to-use - Drag and drop images to arrange the slides. Or turn a folder of images into a slideshow with Quick Create. Full of effects - Includes zoom, crop, fade, pan, Ken Burns effect and more to bring your photos to life; Enhance your photos - Touch up or enhance your photos and videos with optimization tools; Multimedia presentations - Add thousands of photos. Mac slideshow software. Now it’s time to add media to your slides. Choose between images, video clips, icons, or text. You can search for free photos or icons within the tool or use your own images or video clips. Add up to 30 seconds of video at a time to each slide. We recommend using short video clips or images to visually represent your message.

  1. In the Disk Utility app on your Mac, choose View > Show All Devices.

    Note: If you’re checking your startup disk or startup volume, restart your computer in macOS Recovery, select Disk Utility in the macOS Utilities window, then click Continue. If you check your startup volume (Macintosh HD), make sure you also check your data volume (Macintosh HD - Data).

  2. In the sidebar, select a disk or volume, then click the First Aid button .

    If Disk Utility tells you the disk is about to fail, back up your data and replace the disk—you can’t repair it. Otherwise, continue to the next step.

  3. Click Run, then click Continue.

    If Disk Utility reports that the disk appears to be OK or has been repaired, you’re done. You can click Show Details to see more information about the repairs. Otherwise, you may need to do one of the following.

    • 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. You need to check each file in the list of affected files. Most of the files in the list have aliases in a DamagedFiles folder at the top level of your disk.

      • If you can replace a file or re-create it, delete it.

      • If it contains information you need, open it and examine its data to make sure it hasn’t been corrupted.

    • If Disk Utility can’t repair your disk, or you receive a report that the First Aid process failed, try to repair the disk or partition again. If that doesn’t work, back up as much of your data as possible, reformat the disk, reinstall macOS, then restore your backed-up data.

Free Disk Utility Software For Mac

If your Mac has a Fusion Drive and you see a flashing question mark or alert, see the troubleshooting section of the Apple Support article About Fusion Drive, a storage option for some Mac computers.

If you continue to have problems with your disk or it can’t be repaired, it may be physically damaged and need to be replaced. For information about servicing your Mac, see Find out how to service or repair your Mac.

See alsoErase and reformat a storage device in Disk Utility on MacAdd, delete, or erase APFS volumes in Disk Utility on MacPartition a physical disk in Disk Utility on Mac
Posted by Katrina to Mac Data Recovery on August 20th, 2018

When your Mac internal disk or external disk suffers from data corruption and damage, the first thing is to diagnose and repair it with Disk Utility. But Disk Utility can only get rid of some basic issues, such as hard disk structure damage, file system permission problem, etc. If your disk has bad sector, corrupted volume header or other serious problems,Disk Utility can't repair this disk and you will reminded to back up as many of your files as possible.

Since Disk utility is not sufficient to meet your advanced troubleshooting needs, you need more professional Mac disk repair software. Let's have a look at the list of several free Mac disk repair tools.

Free Mac disk repair software

There are a few free Mac disk repair software in the market. We can only find out three ones:


Mac OnlyX


Free Mac hard drive repair software can check and verify your Mac disk error. However, most of free Mac hard drive software is hard to use. TakeTestDisk and AppleJack for example, both of them need to input code to run the software. But unfortunately, common people know a little about command line. Moreover, you can't make sure that your data will be intact after using repair software.

Best free data recovery software - iBoysoft Data Recovery for Mac

The purpose of disk repair is to recover lost data from Mac disk and and make the drive usable again. Actually, free Mac disk software can't be sure of your data on the inaccessible drive. To avoid data loss, the best way is to recover lost data from inaccessible Mac disk with free Mac data recovery software and then reformat the drive.

Download Disk Utility For Mac

iBoysoft Data Recovery for Mac is the best free Mac disk recovery software that can recover lost data from formatted, unmountable, inaccessible or even corrupted hard drive, external hard drive, USB flash drive, SD card. It recovers deleted or lost partition,recover deleted files even emptied from Mac Trash, etc.

Tutorial to recover lost data from Mac disk with best Mac disk data recovery software

Step 1: Download and install iBoysoft Data Recovery for Mac on Mac.

Step 2: Launch iBoysoft Data Recovery for Mac.

Step 3: Select the hard drive where we want to recover lost data from and click 'Next' to scan all lost files.

Step 4: Preview the scanning results, choose files we need, and click 'Recover' to get them back.

Step 5: Have a check to ensure all lost files have been recovered.

Free Mac Disk Utility


Free Disk Utility Software For Mac Free

Data is always the most critical thing for people. So the safest and the most effective way is to perform data recovery at first and then reformat the Mac disk, whatever the disk has corrupted directory structure, damaged volume header, etc. iBoysoft Data Recovery for Mac can help you recover lost data from formatted, unmountable, inaccessible, unreadable or corrupted Mac disk. Just free download iBoysoft Data Recovery for Mac now!

Mac Disk Copy Utility

Free Disk Utility Software For Mac Download

Still have questions?