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Unable to format external hard drive windows 7 how to#
Unable to format external hard drive windows 7 install#
Unable to format external hard drive windows 7 update#
Unable to format external hard drive windows 7 Pc#
Unable to format external hard drive windows 7 windows 7#

Free download AOMEI Partition Assistant, install and launch it. Connect the external hard drive to your PC, make sure it can be detected.

Unable to format external hard drive windows 7 how to#

And here you can learn how to format external hard drive with AOMEI Partition Assistant. If it fails for some reasons such as corrupted file system, you can turn to the free partition manager AOMEI Partition Assistant Standard, which allow you to (forcibly) format external hard drive, check disk, and test disk speed. To format external hard drive, you can use Windows built-in Disk Management tool. To avoid data loss, it is advised to first recover data from inaccessible hard drive, move them to a safe location and then perform format. If all above ways cannot solve the external hard drive is not accessible problem, you should format it. To solve external hard drive recognized but not accessible problem, formatting will be the sure shot way. Solution 5: Reformat the external hard drive Thus, you may access your external hard drive. Reboot BitLocker Drive Encryption Service. In the Properties page, change the Boot Type into AUTO, click OK.Ĥ. Here, Find BitLocker Encryption Service, double-click Properties.ģ. Press Win + R simultaneously, type services.msc, hit Enter. If you cannot access the external hard drive because of the BitLocker Drive Encryption, then, you need to change the BitLocker Encryption Service.ġ. Solution 4: Change BitLocker Encryption Service On the contrary, you may still get the error message “hard drive is not accessible. If you are fortune, your hard drive may be accessible after checking. In the popout window, type "chkdsk g: /f /r /x" and press “Enter” (where the “g” stands for the drive letter of your external hard drive that is recognized but not accessible). Input “cmd” and hit on Enter to opne the command prompt window.Ģ. Hit Win+R at the same time to open "Run" dialogue. Or you can enter command prompt window to check and fix error.ġ. If your external hard drive is suddenly no longer operational on your computer, you can make use of the error checking tool to overcome this problem by navigating to Properties ->Tools -> Check Now.

Unable to format external hard drive windows 7 Pc#

Then, reconnect the external hard drive to the PC and check whether it can be accessed.

Unable to format external hard drive windows 7 update#

Wait the update progress and let the driver to be installed, and then, reboot the computer. Right-click on the disk and select "Update Driver Software…" from the context menu. Expand “Disk driver” and locate the hard drive that Windows does not detect.ģ. Go to the Search box, type “device manager” and press Enter.Ģ. Then you can try to update the disk driver to see if it helps.ġ. If your external hard drive is visible in Device Manager but not in Disk Management, and you cannot access the external hard drive. * If this could not solve your problem, you can fix the error with next solution. If there is no partition on the hard drive, then, you can partition hard drive, so that it can be accessed normally. If you meet the problem that cannot access the external hard drive, you can open Windows Disk Management to see whether it is a new hard drive without any partition.

Solution 5: Reformat the external hard drive.

Solution 4: Change BitLocker Encryption Service.

The following solutions are proven to be effective for such an issue. To avoid data loss, you should backup the external hard drive before any operation.Īs for so many different situations would cause the error occurred, you may need to try more than one solution to fix it. How to solve external hard drive recognized but not accessible? If you use Bitlocker to encrypt your hard drive, you may meet the problem that external hard drive recognized but not accessible and your important files cannot be used.īesides, there are many other reasons could cause your external hard drive inaccessible, like hard drive broken, the USB power supply of removable device is insufficient, etc. Encrypt external hard drive with Bitlocker. You may find your external hard drive recognized in Device Manager, but not in Disk Management.ģ. If the external hard dive is a brand-new hard drive, and there is no partition on the drive, the system cannot recognized the drive size, which would cause the hard drive detected but not accessible.Ģ. The external hard drive may be a new drive without any partition on. Well, there are many reasons would cause external hard drive recognized but not accessible. One of the most common error messages that suggest the hard dive inaccessible is “ Hard drive is not accessible. Is there any one can help me? Any help will be appreciated in advance.” Why the external hard drive recognized but not accessible? But I really need to access to it for the important photos and documents. Thus, even the external hard drive recognized, the files can’t be accessed.

Unable to format external hard drive windows 7 windows 7#

“I’ve plugged a external hard drive on my Windows 7 and Windows 10, both have the same situation that the device has been detected, but isn’t shown on explorer.