1. Mac Hard Drive Utility
2. Mac G4 Hard Drive
3. Apple Disk Utility Repair
4. Mac Laptop Hard Drive
5. Download Disk Utilities For Mac

Usually, disk mounting is an automatic process and happens when the external hard drive gets connected to Mac via one of the USB ports. Hard drive mounting can be done manually using Disk Utility.

HDD Repair Solutions - Page Content

• Mac hard drive test software - creating the definitive list. Disk Utility, diskutil (FREE, comes with OS) Smartmon Tools (FREE, Open Source) SMARTReporter ($4.95 for commercial version, but an older version is FREE) Scannerz Lite ($21.95) Scannerz with Phoenix and FSE-Lite ($39.95) Disk Tools Pro ($79.99) Disk Warrior ($99.00).
• Jun 29, 2021 To keep your hard drive clean and organized, you should uninstall applications with AppCleaner, one of the most useful free Mac utilities in the world. When you drop an application into AppCleaner, the utility automatically finds all files that belong to it and safely deletes them.
• When you do, you’ll use less space on the external hard drive. Next, before you clone a Mac hard drive, Disk Utility will help you get your external hard drive prepared for copying. Format your external hard drive. Note that this will erase all its contents and make it compatible with your Mac.
• Select the external hard drive that is greyed out in Disk Utility and click Next to scan for data stored on this drive.; 3. The internal hard drive of your Mac, also known as Macintosh HD or startup disk, is used to store operating system directory and other data, supporting computer to work in a normal manner.

If your hard drive gets corrupted due to a file system error or the hard drive turns RAW, don't panic. This guide will provide you with detailed steps to repair a corrupt hard disk without losing data. To do this, you must first check if it is the logical error that prevents you from accessing the hard drive. If so, you can check and perform hard disk repair. If it is a physical hard drive problem, you'll need to send your hard drive to the data recovery or repair service center.

Related reading:How to repair Windows 11 and fix corrupted files

Possible Causes of Hard Drive Disk Errors

Before you try to repair the hard disk, you should know the reasons that cause hard drive corruption. Here is the list of top reasons for hard disk failure:

• Virus attack
• Bad sectors
• Sudden system shutdown or crash
• Human errors
• Power supply and overheating problem

Now that you know what causes hard drive failure, you can repair the hard drive to solve your problem.

How to Perform Hard Disk Repair With Free HDD Repair Software

Before you start, you should manually check your power supply and the heat of your fan. Make sure that they are working properly. Only then, follow the following solutions for HDD repair:

1. Run Antivirus

Connect the hard drive to another Windows PC and use a reliable antivirus to scan the drive. Sometimes, viruses and malware can cause such errors. Therefore, an antivirus scan may repair the corrupted hard drive and make the drive accessible.

2. Check and Repair Hard Disk Error in Windows 10/8/7

Try a Windows built-in tool first to check and repair hard disk errors. If it works, you can access your data. Here's how to do it in Windows 10, 8, or 7:

Step 1. Open 'This PC/Computer', right-click the hard disk or partition which you want to check, and click 'Properties'.

Step 2. Select 'Tools' and click 'Check now' under Error-checking.

Step 3. Check Disk Options dialog will show up. Select any one of the options to check and repair the hard disk.

Step 4. Select and check both 'Automatically fix file system errors' and 'Scan for and attempt recovery of back sectors', then click 'Start'.

• To run this tool in read-only mode, click 'Start'.
• To repair errors without scanning the volume for bad sectors, select the 'Automatically fix file system errors' checkbox and click 'Start'.
• To repair errors, locate bad sectors, and recover readable information, click 'Scan for and attempt recovery of bad sectors' and click 'Start'.

After the full repair process, your hard disk or hard drive partition should work normally. You can then try to access the saved data on the hard drive.

3. Run SFC Scan

The SFC Scannow option is one of the several specific switches available in the SFC command. It helps fix the damaged or missing Windows system files that may cause drive corruption.

Step 1. Open a command prompt window.

Step 2. Type sfc /scannow in the command prompt window and press 'Enter' on the keyboard.

If the drive is a portable drive, type SFC /SCANNOW /OFFBOOTDIR=c: /OFFWINDIR=c:windows and replace letter c: with your hard drive letter.

Wait for the scan to finish and then restart the system. Try and see if you can access your hard drive.

Data Recovery is not a challenge anymore. EaseUS serves as a dependable data recovery application to restore lost data within a few simple clicks.

4. Check File System With Free Hard Disk Repair Software

To check and repair file system errors that cause hard disk drive corruption, you can use the free hard disk repair software - EaseUS Partition Master. It enables you to check bad sectors and prevent data corruption by fixing the file system errors with the Check File System feature.

In addition to the HDD repair, this partition manager software also provides variable useful partition organizing functions, such as resize/move partition, clone, merge, create, format, and delete partition, convert MBR to GPT, convert a logical partition to primary or primary partition to logical, and FAT to NTFS partition.

5. Use a Data Recovery Tool and then Format Hard Disk

If the above methods fail to repair the corrupt hard drive and it's still in RAW, then the corruption is severe, and you need to format the hard drive. In this case, you should use powerful data recovery software - EaseUS Data Recovery Wizard quickly restore files from corrupted hard disk, recover formatted hard drive data, and restores data from deleted partitions before you format the hard disk. Even when Windows can't recognize a corrupted hard drive as usable, this software still supports recovery from a corrupt (RAW) hard drive.

Go ahead and download this hard drive recovery software and follow the guides below to restore lost hard disk data or recover deleted files in Windows 10/8/7.

Step 1. Select the drive where you lose your data and click 'Scan'.

Step 2. Use 'Filter' or 'Search' to find the lost files on the selected hard drive.

Step 3. Select all the files you want and click 'Recover', and browse another secure location to save them.

The video tutorial of recovering data from the hard drive.

How to format a hard drive for hard disk repair

After successful data recovery from the corrupt hard drive, format the drive in Disk Management to repair the hard disk. And then, move the restored data to the hard drive.

Step 1. Right-click 'This PC' and choose 'Manage'.

Step 2. Go to 'Disk Management'.

Step 3. Right-click the target hard drive partition and choose 'Format'.

Step 4. Set the volume label, file system, and click 'OK' to start formatting the drive.

How to Prevent Hard Drive Corruption and Data Loss

How to avoid hard disk corruption and data loss issues on your PC in Windows 10/8/7? We have some tips for you below.

• Run the CHKDSK command to check and repair hard disk errors frequently.
• Clean up viruses with antivirus software in time.
• Frequently defragment the drive
• Do not force the shutdown using the power button
• Back up important data on HDD regularly. (External storage devices are recommended.)
• Use EaseUS hard disk repair software to recover HDD lost data in time when data loss happens.

Hard Disk Repair Frequently Asked Questions

Read more about HDD repair and hard drive repair software.

Can a hard disk be repaired?

How do you fix a corrupted hard drive?

You can use EaseUS free hard disk repair tool to perform HDD repair:

1. 1. Download and install EaseUS free hard driver repair tool on your Windows computer.
2. 2. Find your hard disk, right-click it, and choose Check File System.
3. 3. The disk repair tool will check your hard disk and repair HDD error.

How to repair damaged external hard drive?

How to repair external hard drive without any cost with a free external hard drive repair software:

1. 1. Connect your external hard drive to the computer.
2. 2. Download EaseUS external hard disk repair software for free.
3. 3. Right-click the external hard disk and choose Check File System.
4. 4. EaseUS hard drive repair tool will check and fix hard drive errors that it finds.

Hard disk repair software free. download full version?

What's the best free hard drive repair software Windows 10?

• 1. Windows built-in hard disk error checking tool
• 2. EaseUS free hard drive repair software
• 3. EaseUS data recovery tool

How can I repair my hard disk with bootable hard disk repair tool?

When your hard drive is damaged and your computer can't boot, how can you repair the damaged hard drive? Download and use the pro version of EaseUS Partition Master to repair HDD with a bootable drive.

1. 1. Prepare a storage media, like a USB drive, flash drive, or a CD/DVD disc.
2. 2. Launch EaseUS Partition Master and click the WinPE Creator feature on the top.
3. 3. Follow the on-screen instructions to Create EaseUS Partition Master bootable drive.
4. 4. Start your computer from the USB bootable drive. 5. Right-click the corrupted hard disk and choose Check File System to repair HDD.

Summary: Still worry about your insufficient Mac storage? Want to speed up Mac but don't know how? Get the 6 free Mac cleaners to clear disk space, clean junk or duplicate files to free up your Mac.

Many of us know exactly how to clean Windows computer or Android phone, but when it comes to cleaning Mac, few people know about it. Many Apple users think that, there is no need to clean Mac.

However, with more and more junk files occupying your Mac storage, your Mac will slow down and offer a bad performance. You have to rely on some Mac cleaner software to remove all useless data.

Best Free Mac Cleaners

With so many Mac cleaner tools offered on the market, which one you should use? Do you know how to choose a great Mac cleaner? We have tested more than 20 Mac cleaners and select the 6 best ones for you to choose from. You can pick your preferred Free Mac cleaner to speed up your Mac easily and quickly.

No.1 Free Mac cleaner: CCleaner - Free junk file cleaner

CCleaner is one free and top Mac cleaner to delete cookies, search history, temporary files and junk files from Mac. The specific functions are below:

1. Find and remove useless/junk files with the click of a button so your Mac can run faster. Speed up boot times with easy management of Startup items.

2. Clear up your recycle bin, temporary files and folders, broken permissions and others. If you want to remove installed programs, just click one button.

3. Erase your browser search history and cookies so you can browse any Internet confidentially and your identity remains anonymous.

No.2 Free Mac cleaner: Disk Inventory X – Free disk cleaner for Mac

Disk Inventory X is one disk cleaning software and disk usage utility for Mac. With this free Mac cleaner, you can know where your disk space has gone and clean it safely. Just see more about Disk Inventory X.

Mac Hard Drive Utility

1. Disk Inventory X shows the sizes of files and folders in a special graphical way.

2. With this Mac cleaner, you can see different files marked with different colors, to help you easily find what you want to delete.

No.3 Free Mac cleaner: AVG Cleaner – Free hidden clutter cleaner

AVG Cleaner is one free Mac cleaner to clean hidden clutter and forgotten duplicates. You can see the detailed information below:

1. Clear more hidden garbage, log, download history and trash bin for freeing up more space on your Mac.

2. Search more duplicate files, including images, music, videos and folders.

3. Created for Mac and easy to use.

4. There is an anti-virus software called AVG AntiVirus for Mac, you can use it to protect Macs on your and your families.

No.4 Free Mac cleaner: OmniDiskSweeper - Free hard drive cleaner

OmniDiskSweeper is one free Mac cleaner to find and delete big files that taking up hard drive space and also it can help you recover lost disk space.

1. OmniDiskSweeper helps you sort every file on your Mac by size and you can identify the biggest file to delete it.

2. After deleting, remaining space and folders are recalculated.

No.5 Free Mac cleaner: Dr. Cleaner – Free memory, disk, system cleaner

Dr. Cleaner is one free Mac cleaning app to offer Memory Optimization, Disk Cleaning and System Monitoring to keep your Mac optimized for the best performance.

1. Smart and accurate selection for duplicates scan and remove on Mac with OS X 10.6.6 or later.

2. Scanned big files and junk files will be deleted easily from your Mac.

3. You can easily view real-time network usage and CPU usage in the Menu bar.

No.6 Free Mac cleaner: Disk Drill

Disk Drill is one very popular free Mac cleaner app. Actually, it is a professional data recovery tool for Mac, which carries some disk cleaning functions. It has the capability to analyze Mac storage space, locate unused, large, and duplicate files and so on. In this way, it enables you to free up your Mac storage effortlessly.

1. Monitor the health of your Mac storage and offer timely alerts.

2. Find and remove duplicate files in multiple locations on Mac.

3. Analyze disk space, locate unused files and space hogs, free up storage.

Mac G4 Hard Drive

Professional Mac cleaner recommendation:

With the best 6 Mac cleaner apps above, you can handily remove some junk files and optimize your Mac performance. But some of them only offer trial features. Here you are recommended to directly choose the professional Mac cleaner below:

Mac Cleaner

• Scan and delete junk files including cache data and logs, email attachments, unwanted iTunes backup and app localization.
• Delete large and old documents and selectively remove worthless files.
• Clean duplicated files or folders on Mac.
• Uninstall apps and clean associated files safely.
• Monitor Mac system in disk utilization, battery status, memory performance and CPU usage.
• Compatible with iMac, Mac Pro, MacBook (Air/Pro) in the latest macOS Monterey.

FAQs of Free Mac Cleaner

How do I clean and optimize my Mac?

Download and install Aiseesoft Mac Cleaner. Click Cleaner and you can clean up your Mac by cleaning system junk, iPhoto junk, email junk, similar photos, iTunes junk, trash bin, large & old files and more.

Why is my Mac so slow?

The reason that why is your Mac so slow may includes there is no enough hard drive or RAM on Mac. Or there is too many startup items or icon clutter on desktop. Perhaps your macOS is outdated and you should update it.

Does Catalina slow down your Mac?

No. Catalina won’t slow down an old Mac. You can check to make sure if your Mac is compatible with macOS Catalina.

By now, 6 free Mac cleaners have been shared here. You can choose your preferred Mac cleaner according to your need. Please share it in comment if you have any better Mac cleaner recommendation. Check ere if you want to speed up your slow iPhone.

Apple Disk Utility Repair

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Download Disk Utilities For Mac

December 29, 2020 17:50 / Updated by Louisa White to Mac Cleanup