<\/span>Can You Fix a Corrupted Hard Drive Yourself?<\/span><\/h2>\r\nYes. Based on our tests and the cases we reviewed, many corrupted hard drives can be fixed at home. In some cases, the \u201ccorruption\u201d is not even caused by the drive itself.<\/p>\r\n
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The easiest way to tell whether DIY repair is still an option is to check both Disk Management and the drive\u2019s S.M.A.R.T. status<\/a>. Right-click Start, open Disk Management, and locate the corrupted drive. If it appears there and shows the correct capacity, software-based recovery may still be possible.<\/p>\r\nIf the drive does not appear in Disk Management at all, first rule out connection issues. With an external drive, something as simple as a different USB cable, port, enclosure, or power supply can fix the problem with a corrupted external drive<\/a>. With an internal drive, the connection can also be the culprit, so check the SATA cable and power cable. If nothing changes after that, the problem is likely more severe and may involve physical failure. That falls outside the scope of this page, and we recommend checking our guide on dead hard drive recovery<\/a>.<\/div>\r\nBut before we get to the actual fixes, we should warn you that in any instance where your drive has suffered data loss (this includes existing data that has become inaccessible), recovering your data<\/a> is the first priority. Why? Because any action taken on the drive, including fixes, has a risk of making the data permanently unrecoverable. So, if you value the data on the drive, recover it first and then fix the drive<\/b>.<\/p>\r\nEverything in this guide applies to Windows 11 and Windows 10. If you are dealing with a similar issue on a Mac, we have a separate guide on fixing corrupted hard drives on Macs<\/a>.<\/p>\r\n❗️ Outside of connection issues, corrupted drives can fail for many different reasons. Here are some of the scenarios we see most often, along with our recommendation for what to do in each case:<\/b><\/p>\r\n\r\n\t- The file or directory is corrupted and unreadable.<\/b> Often displayed when trying to open, copy, or move specific files or folders due to file system corruption<\/span>1<\/sup><\/a><\/span>, and is also presented as Error 1392<\/span>2<\/sup><\/a><\/span>. Recover the data<\/a> first, then run CHKDSK to repair file system errors. If the affected files are on the system drive, use SFC and DISM to repair damaged Windows files.<\/li>\r\n\t
- The partition has converted to RAW, and Windows wants to format.<\/b> Another indication of file system corruption. Windows reads it as RAW because it cannot detect a working file system. Recover the data<\/a> with data recovery software, then restore the partition with TestDisk or format the drive with a new, healthy file system.<\/li>\r\n\t
- The drive appears as \u201cUnknown, Not Initialized\u201d with 0 bytes in Disk Management.<\/b> This means Windows cannot read the drive\u2019s reported capacity, usually due to a hardware or connection issue. Check the cable, port, or system first. If the drive is then detected correctly but still inaccessible, it may be partition table corruption<\/span>3<\/sup><\/a><\/span>. Recover the data<\/a> with a data recovery tool capable of reconstructing the layout or file-signature carving<\/span>4<\/sup><\/a><\/span>, then initialize the disk, choose a partition style, and then format it.<\/li>\r\n\t
- The drive is displaying CRC errors.<\/b> Cyclic Redundancy Check (CRC) errors occur when data read from a drive doesn\u2019t match what was expected. They can be triggered by faulty SATA\/USB cables, ports, or enclosures, so you should start there. If they persist, it can indicate bad sectors or physical degradation of the drive. In this case, you should create a byte-to-byte image<\/a> of the disk for later recovery, or consult a data recovery service<\/a>.<\/li>\r\n\t
- The message \u201cThe parameter is incorrect.\u201d appears.<\/b> The drive may appear in File Explorer with a drive letter, but any access attempts are blocked behind \u201cThe parameter is incorrect\u201d, and CHKDSK may mislabel the drive as RAW. This is often a hardware or connection issue, but it can also be software-related. Confirm the connection is secure, and if the problem persists, repair the partition with TestDisk, or recover the data<\/a> and format the drive.<\/li>\r\n\t
- The disk is reporting the incorrect capacity.<\/b> This could be the result of partition table corruption, or worse, physically damaged sectors or hardware failure. Backing up the drive and recovering the data should be done immediately. In cases where this is obviously linked to physical damage, reach out to a data recovery service<\/a>.<\/li>\r\n<\/ul>\r\n
The next section will guide you through backing up the drive and recovering its data.<\/p>\r\n
<\/span>Recover Data Before You Fix a Corrupted Hard Drive<\/span><\/h2>\r\nAs we already said, in any instance where your data is lost or deleted, your first step is to either recover the data or back it up to prevent further loss. Any attempts at fixing the drive can result in the data being lost permanently. Hard drive recovery software<\/a> can recover or back up the data even if it\u2019s deleted or inaccessible due to errors. Even if you suspect it was a physical issue and plan to consult a professional, it\u2019s free to download the software, scan the drive, and see what it can pull up<\/b>. We\u2019ll demonstrate what recovery looks like with Disk Drill<\/b>.<\/p>\r\nTip<\/b>: In Disk Drill, you can also check the drive\u2019s S.M.A.R.T. status just to be extra sure it\u2019s safe to proceed. Open S.M.A.R.T. Monitoring<\/b> under Extra Tools<\/b>, select the affected drive, click Turn on<\/b>, and check its overall health, temperature, and any warnings related to reallocated or pending sectors. If Disk Drill reports any warnings, the disk imaging route we show below is a must.![\"Disk](\"\/howto\/wp-content\/uploads\/2025\/12\/dd-smart.jpg\")
<\/div>\r\n\r\n\t- Download<\/a>, install, and open Disk Drill. If your system drive was corrupted, you\u2019ll need to work from another PC, connecting the corrupted system drive to that system. \r\n \r\n \r\n \r\n
![\"Disk](\"\/howto\/wp-content\/uploads\/2020\/03\/sidebar-ban-96.png\")
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<\/p>\r\nBut before we get to the actual fixes, we should warn you that in any instance where your drive has suffered data loss (this includes existing data that has become inaccessible), recovering your data<\/a> is the first priority. Why? Because any action taken on the drive, including fixes, has a risk of making the data permanently unrecoverable. So, if you value the data on the drive, recover it first and then fix the drive<\/b>.<\/p>\r\n Everything in this guide applies to Windows 11 and Windows 10. If you are dealing with a similar issue on a Mac, we have a separate guide on fixing corrupted hard drives on Macs<\/a>.<\/p>\r\n ❗️ Outside of connection issues, corrupted drives can fail for many different reasons. Here are some of the scenarios we see most often, along with our recommendation for what to do in each case:<\/b><\/p>\r\n The next section will guide you through backing up the drive and recovering its data.<\/p>\r\n As we already said, in any instance where your data is lost or deleted, your first step is to either recover the data or back it up to prevent further loss. Any attempts at fixing the drive can result in the data being lost permanently. Hard drive recovery software<\/a> can recover or back up the data even if it\u2019s deleted or inaccessible due to errors. Even if you suspect it was a physical issue and plan to consult a professional, it\u2019s free to download the software, scan the drive, and see what it can pull up<\/b>. We\u2019ll demonstrate what recovery looks like with Disk Drill<\/b>.<\/p>\r\n\r\n\t
<\/span>Recover Data Before You Fix a Corrupted Hard Drive<\/span><\/h2>\r\n
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