[Solved] How to fix "Drive not accessible, the parameter is incorrect" in Windows 10/8/7/XP and recover data?

Please tell me how to fix error: D drive is not accessible, the parameter is incorrect? I want to get data back from D drive, thanks.

It frequently occurred that the hard drive or external hard drive can’t be opened and reports the error like “Drive is not accessible. The parameter is incorrect.”

Drive is not accessible, the parameter is incorrect

Various reasons can cause "Drive not accessible, the parameter is incorrect".

  • Power failure for powered hard drive
  • Plug out external hard drive or removable device in an improper way
  • Virus attack
  • File system goes wrong, such as DBR, MFT, FAT.

When encountering "Drive not accessible, the parameter is incorrect", how to deal with this problem without losing any data in this partition?

Luckily, M3 RAW Drive Recovery is released to solve "Drive not accessible, the parameter is incorrect" issue, it is a RAW partition recovery software which provides RAW drive recovery to fix inaccessible drive (Convert/change RAW file system to NTFS without formatting?) and RAW drive data recovery to recover data from inaccessible drive under Windows 10/8/7/Vista/XP and Windows Server 2012/2008/2003.

Tips: If the inaccessible drive is Bitlocker encrypted, please refer to: How to recover data from inaccessible Bitlocker encrypted drive. If the inaccessible drive is encrypted by other software, you need to unlock it and then recover data.

Solve "Drive not accessible, the parameter is incorrect" issue with M3 RAW Drive Recovery

There are two ways built-in M3 RAW Drive Recovery to solve "Drive not accessible, the parameter is incorrect" issue as long as the inaccessible drive device is not physically damaged.

Solution 1: Fix "Drive not accessible, the parameter is incorrect" on hard drive, external hard drive, USB flash drive, memory card, SD card, etc.

Step 1: Download, install and launch M3 RAW Drive Recovery on the computer. Select the inaccessible drive and click Next to continue.

Inaccessible drive repair software

Step 2: M3 RAW Drive Recovery is checking and rebuilding the corrupted file system information.

Rebuild file system on inaccessible drive

Step 3: Check the files in inaccessible drive before we fix it.

solve drive not accessible, parameter incorrect issue

Step 4: Click "Fix Drive" to fix inaccessible drive and get data back.

Fix drive not accessible, parameter incorrect issue

Solution 2: Recover data from inaccessible hard drive, external hard drive, USB flash drive, memory card, SD card, etc.

Step 1: If the inaccessible drive cannot be fixed, we can switch to Data Recovery mode of M3 RAW Drive Recovery or try M3 Data Recovery to recover data from inaccessible drive.

Step 2: After data recovery from inaccessible drive is succeffully done, we can format inaccessible drive to NTFS/FAT32/exFAT file system with Windows built-in format tool, disk management or third party tool, the inaccessible drive will be working again after the format completes.

Related RAW drive recovery solution: