3 Ways| How to Fix Disk Management Format Option Greyed Out in Windows 10/8/7

Tracy King updated on Jun 05, 2020 to Partition Manager | How-to Articles

Quick Navigation - Format Option Not Available in Disk Management 

When you are making hard drive maintenance with free disk management tools, you may encounter the issue - "Disk Management format greyed out". You are unable to format a partition because the "Format" option is greyed out in Windows 10/8/7. To solve the "Format volume greyed out" issue, we have offered these solutions:

PAGE CONTENT:
Fix 1. Restart PC to Fix Format Option Greyed Out
Fix 2. Format HDD with Disk Management Alternative
Fix 3. Run CMD to Format a Hard Drive

Case - Format Option Is Greyed Out in Disk Management

"Hi there, do you know how to format a hard disk when the 'Format Volume' option is greyed out in Disk Management? Right-click formatting also doesn't work. Is there any else option that can help me to format the wanted partition or hard drive? And is it possible to repair and fix Disk Management 'format volume' greyed out? How?"

Are you having a similar problem that the Disk Management tool won't format your target hard drive since the Format Volume option is somehow greyed out? Don't worry. You'll find reliable methods and solutions to format a hard drive or external storage devices with simple clicks and fix 'Format Volume' invalid in Disk Management. Just follow to see how to get your problem solved now.

Fix 1. Restart PC to Fix Format Option Greyed Out

When you are faced with this error, you can try to restart your system first. A restart solves much of the computer issues, and your Windows 10 format option not available is no exception. You can also restart your PC to tackle with this problem. 

Step 1. Click the "Start" icon.

Step 2. Go to "Shut down or sign out > Restart".

restart pc to fix the format option greyed out

Then, you can try to format your hard drive with Disk Management again.

Fix 2. Format HDD with Disk Management Alternative

When you fail to format a hard drive or external storage devices by using Disk Management, don't give up. You still have chances for formatting a hard drive. Free Disk Management alternative - EaseUS Partition Master Free makes it easy to format a hard drive, create a new partition, and resize an external hard drive. It has many highlights:

You can apply this software to format hard drive partitions in Windows 10/8/7 PCs with the steps.

Download Now

 Windows 10 is supported

Video tutorial on how to format an HDD

Steps to format a hard drive to fix the "Format" option greyed out in Disk Management

If you have important data saved in the hard disk partition that you want to format, backup, and save the data to a new location or safe spot first.

Download Now

 Windows 10 is supported

 

Step 1: Run EaseUS Partition Master, right-click the hard drive partition you intend to format and choose "Format".

Format Hard Drive Partition - Step 1

Step 2: In the new window, set the Partition label, File system (NTFS/FAT32/EXT2/EXT3), and Cluster size for the partition to be formatted, then click "OK".

Format Hard Drive Partition - Step 2

Step 3: Then you will see a warning window, click "OK" in it to continue.

Format Hard Drive Partition - Step 3

Step 4: Click the "Execute Operation" button in the top-left corner to review the changes, then click "Apply" to start formatting the partition on your hard drive.

Format Hard Drive Partition - Step 4

Fix 3. Repair Format Volume Greyed Out Using CMD

Another way to fix the "Format" option not working in Windows 10/8/7 is by CMD. You can make it with the command below.

Step 1. Type cmd in the search box. Right-click on Command Prompt and choose "Run as administrator".

Step 2. On the Command Prompt black window, type diskpart and press "Enter". Then, type the following command lines in order.

Click to copy

  • Type list disk and press "Enter". All the disk drives will be listed, including your external drives.
  • Type select disk + disk number, for example, select disk 2 and press enter.
  • Type clean. This step starts to clean up all files and folders on the selected hard disk.
  • Type create partition primary and press "Enter".
  • Type format fs=ntfs (or format fs=fat) and press "Enter".
  • Typing assign to assign a drive letter to the newly created partition.

format a hard drive using CMD to fix format greyed out windows 10

Additional Information - What Is Disk Management

Whenever you manage your hard drive or SSD, you may use Disk Management. This Windows built-in tool allows full management of the disk-based hardware recognized by Windows. Users can view and manage the disk drives installed in their computers and the partitions associated with those drives. As you can see, each drive is displayed followed by the layout, type, file system, status, capacity, free space, % free, and fault tolerance.

extra information about disk management

There are various ways to enter Disk Management. Here are the most common ones:

Option 1. Press Windows + R to open Run, type diskmgmt.msc in the empty box.

Option 2. Right-click on the Start at the bottom left of desk; choose Disk Management.

Option 3. Right-click on the Computer icon > choose "Manage" to open Computer Management > select "Disk Management".

Conclusion

That's all about how to deal with format volume greyed out in Windows 10/8/7. Any of the solutions above can do you a great favor. By the way, you can use EaseUS partition manager software to reformat the drive, create a new partition, convert MBR to GPT and more. If you have any questions on this subject, let us know.

Download Now

 Windows 10 is supported

Disk Management Format Greyed Out FAQs

If you have other related questions about the "Format" option not available in disk management, you can read these frequently asked question below.

Why is the format option greyed out?

  1. Reason 1. When you format a system partition, the "Format" option would become unavailable. The system files and page files are not allowed to be deleted in Windows 10/8/7.
  2. Reason 2. The selected partition corrupted or has bad sectors. You can repair bad sectors with this guide.

How do I format the disk using Windows 10 Disk Management?

To format a 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 format a hard drive with disk management

How do I fix windows unable to complete the format?

You can fix Windows was unable to complete the format error with 6+ practical solutions. As the causes are different, the solutions may also be different. 

Refer to: 7 Fixes for Windows was Unable to Complete the Format Error

Why can't I shrink my C drive?

The reason why Windows won't let you shrink the volume is as the message shown in Disk Management suggested because there are immovable system files at the very end of the volume.

 
 

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Frequently Asked Questions

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Will the "Migrate OS" feature transfer the Windows system files only or the whole C drive?

To ensure that the migrated system will boot normally, the Migrate OS feature will transfer all the files in the system and the boot partitions. Generally, the boot partition is the C drive so the transfer will include all the files in C.

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The license of Partition Master Professional and Server editions can be used on 1 computer only, while that for for the Technician and Unlimited editions can be used on multiple machines.

What is the difference between EaseUS Partition Master Trial version and the Free version?

Free is for home users only, with most basic functions available such as partition resize and clone. While trial can help you understand how this product works and test what a full license can do on a business or server OS machine.

Will it cause any data loss after resizing the partition in EaseUS Partition Master?

Generally, it will not cause any data loss or boot issue by resizing a partition. However, in order to protect your data, we suggest that you backup the partition before resizing, in case of any unexpected situations such as power outages, computer hardware failures, etc. You can use EaseUS Todo Backup to backup the partition and its trial version is fully functioned for 30 days.

What should I prepare before resizing the partition?

On the partition that is going to be operated, there might be some files being occupied by other programs. To ensure a successful operation, we suggest that you close all the unnecessary software before resizing that partition. Otherwise, EaseUS Partition Master will detect the partition being locked by the other software and require a reboot to resize the partition under boot mode.

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