How to Fix (GPT) Hard Disk Partition Not Recognized in Windows 11/10

If your hard disk partition not recognized or not showing up on Windows 11/10, don't worry. On this page, we collected three major disk partition not showing or recognized by Windows problems, listed the causes of these issues, and offered respective solutions to help you make hard drive partition show up and work normally again. 

Check out which issue that you are having on your computer and follow the respective solutions to make everything work normally again:

Error: Disk Partitions Not Showing up in Windows 11/10

"I have a 3 TB hard drive and partitioned it into two parts, which were E: and F: on Windows 7 computer. The two partitions are created for keeping personal data, files, and some entertaining programs.

After upgrading from Windows 7 to Windows 10, partition F: disappeared, showing as "unallocated" in disk management, and the contents became inaccessible. How did this error occur? Is there a way to fix disk partition not recognized by Windows 10?"

"Disk partition not recognized by Windows 10" is a controversial issue that needs more research to be done. As an average user, it seems impossible to get the lost partition back without the help of professional tools.

Don't worry if you are having a similar issue on your computer. Check out the exact problems that you are having on your computer, follow to learn the causes and fix the issue on your computer immediately:

Part 1. Fix "The Selected Partition Was Created by Windows and Might Contain Data" Error

According to some users, it seems that Windows sometimes doesn't recognize their created partition after rebooting Windows. When they tend to deal with the not recognized partition in Disk Management, only the "Delete Volume" option is available. And Windows will pop up a message as shown below: "The selected partition was not created by Windows and might contain data recognized by other operating systems. Do you want to delete this partition?"

To fix 'the selected partition as not created by Windows and might contain data recognized by other operating systems' error, we'll show you the causes first and then provide you with reliable solutions. 

Causes of This Error:

• The current disk was GPT disk with 2+ TB capacity.
• The disk was converted into MBR and is running as an MBR disk on Windows PC.
• The MBR disk has reached its capacity limit.
• As a result, the over 2TB sized partition on the MBR disk is not recognized by Windows 10. Normally, it will show as unallocated in Disk Management.

Solution: Convert MBR to GPT 

So how to fix "The Selected Partition Was Not Created By Windows" error? The answer is to convert the MBR disk to GPT on your computer. By doing so, the partition will show up and the saved data will be recognizable and accessible on Windows PCs.

As disk management requires to delete partitions for disk conversion, here, we'd like to recommend you try professional partition manager software - Qiling Partition Master for help.

• Free Download
• Windows 11/10/8/7, 100% Secure

It's disk conversion feature - "Convert to GPT" allows you to directly change the partition style of your disk without deleting any volumes and data. You can even apply it to convert an OS disk to GPT or MBR without any issues. Follow the steps to convert your disk to GPT and fix this error now:

Step 1. Download and launch Qiling Partition Master on your Windows computer.

Step 2. Click the MBR disk that you want to convert, click "More..." and choose "Convert to GPT" from the menu to start the conversion.

Part 2. Fix GPT Partition Not Recognized in Windows 11/10

Mostly, the "GPT partition not recognized" issue usually occurs to a system disk which is with GPT partition style. It often occurs then you restart PC but the computer cannot recognize and boot from it.

As a result, when you switched the OS disk, the computer cannot recognize the GPT boot drive and even fails to boot up from it. Why is that and how to fix this issue? Let's see.

Causes of GPT Disk Partition Not Recognized

• You failed to set the GPT disk as the boot drive. As a result, Windows cannot detect it as a boot disk in BIOS and fails to boot from it.
• You failed to enable UEFI boot mode in BIOS
• Your computer or motherboard in your PC doesn't support UEFI boot mode, only Legacy boot is available.

So how to make things work here? Restart PC and enter BIOS to check out which is the exact cause that makes your computer not recognizing the GPT partition. Then follow the respective methods below to get the problem resolved immediately.

Method 1. Set GPT as Boot Drive in BIOS

Step 1. Restart your PC and press F2/F8/Del to enter BIOS.

Step 2.  Go to the Boot Menu, and find the Boot Priority section.

Step 3. Switch the boot drive order and set the GPT disk drive as the first boot drive.

Step 4. Save the changes and exit BIOS, restart PC.

After this, your computer will detect and boot from the GPT disk by then. Your GPT partitions will show up on your computer.

Method 2. Enable UEFI Boot Mode on Your PC

The other cause is that if your computer supports both UEFI and Legacy boot modes, and the computer is currently in Legacy mode. The GPT system partition won't be recognized by your computer.

So the best way out of this issue is to switch the boot mode from Legacy to UEFI in BIOS. Here are the steps for you to follow:

Step 1. Restart PC and press F2/F8/Del key to enter BIOS.

Step 2. Go to the Boot menu, and find the UEFI/BIOS Boot Mode.

Step 3. If it currently shows as Legacy, use the down arrow to select "UEFI".

Step 4. Save all the changes and exit BIOS. 

Now, you can restart your computer and make use of the GPT partitions on Windows 10/8/7.

Method 3. Convert GPT to MBR 

Sometimes, due to the hardware limitation, your computer only supports Legacy boot mode, which as a result, your disk won't be able to detect and boot from the GPT drive.

The best solution is to convert the GPT disk to MBR and set it as the boot drive. To avoid file loss on your drive, we also suggest you let Qiling Partition Master with its disk conversion feature for help.

• Free Download
• Windows 11/10/8/7, 100% Secure

For a step-by-step guide, you may revert to Change GPT Disk to MBR Disk or follow the guide in Part 1 for help. 

Part 3. Fix Disk Partition Not Showing, Visible in Windows 11/10

Disk partition not showing, invisible, not recognized issue is normal to many Windows users. As the causes of this issue are various, the fixes toward this error are also different.

Check out the exact causes of your disk partition not showing up error and follow the methods here to get rid of this issue now. And don't worry if you can't figure out the causes. Just follow the solutions, given from easy to complex, one by one, you'll also make your hard drive partition show up and work normally again.

What Cause Your Hard Drive Partition Not Showing in Windows 10:

• Partition gets lost or deleted.
• Partition is hidden on PC.
• Partition contains Windows unsupported file system, like Linux EXT2/3/4.
• Partition contains an invalid file system or corrupted file system, like RAW.

Now follow the guide below to learn how to fix the disk partition not recognized by Windows 10 and get the lost partition back to normal.

Method 1. Restore Lost Partition via Qiling Partition Master

If you accidentally deleted a hard drive partition, it won't show up in File Explorer. When you check it in Disk Management, it will display as "Unallocated".

To retrieve the lost partition and saved data, you may turn to reliable partition recovery software for help. To make things easy for you, you can directly turn to Qiling Partition Master for help.

• Free Download
• Windows 11/10/8/7, 100% Secure

It's partition recovery feature will directly scan the unallocated space on your drive, finding all the missing partitions and data for you. Let's start:

Step 1. Open Qiling Partition Master and click "Partition Recovery" on the top menu. A new window will appear and ask you to select a disk to start searching for lost partition(s). So choose the desired disk and click "Scan".

Step 2. A quick scan will immediately start. You can pause the scanning process by clicking "Proceed" at any time when the lost partition shows up to start your data recovery.

You can double click on the partition you're looking for to preview its content.

Step 3. As soon as the lost partition and data has been found, click "Recover". Your lost partition should reappear in your drive.

Method 2. Set to Show Hidden Partition

If you manually set to hide a partition, it won't show up in Windows File Explorer. But if you check in the Disk Management, you'll find a volume with no drive letter.

So the way to show a hidden partition becomes easy. All you need is to set a new drive letter to your hidden partition in Disk Management. Here are the steps:

Option 1 - Hide Partition

• Right-click the partition you want to hide, and choose "Hide" from the drop-down menu.
• Then you will see a window showing the notification. Read the instrunctions and click "OK" to continue.
• Click the "Execute Operation" button in the top-left corner. Then, click "Apply" to hide your partition.

Option 2 - Unhide Partition

• Right-click the partition you want to view and access. Choose "Unhide" from the drop-down menu.
• Read the instructions and click "OK" to continue.
• Click the "Execute Operation" button in the top-left corner. Check the pending operations, then click "Apply" to unhide partition on Windows 11/10/8/7.

Step 4. Assign the drive letter for the hidden partition, such as F, and hit "OK".

Then your hidden partition will show up on the PC and work as a normal partition for saving data again.

Method 3. Format to Make Partition Recognizable Again

If your partition contains Windows unsupported file system, or the file system is corrupted, becoming RAW, you will need to format it to usable again.

All-in-one partition manager software - Qiling Partition Master with its Format feature can effectively execute the operation and reset your partition recognized by Windows again in only a few clicks.

• Free Download
• Windows 11/10/8/7, 100% Secure

This software support NTFS, FAT32/16, exFAT, EXT2/3/4 and other file systems on Windows PC. Let's start formatting your partition to usable again: As for Windows partition, NTFS is the best.

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

Step 2. In the new window, set the Partition label, File system (NTFS/FAT32/EXT2/EXT3/EXT4/exFAT), and Cluster size for the partition to be formatted, then click "Proceed".

Step 3. Then you will see a warning window, click "OK" in it to start formatting the partition on your hard drive.

After this, your partition should be available for saving files again. 

Method 4. Manual Partition Recovery Service

Note that, if the above all solutions cannot make your partitions work normally on Windows 10, don't worry. You can try the last method, turning to a manual partition recovery service for help.

Tips to Prevent Hard Disk Partition Not Showing Error in Windows 11/10/8/7

After making hard drive partitions showing up on your computer, here we also collected some tips to help you prevent further issues causing the partition not showing or recognized again:

• Set a Windows supported file system (NTFS) to your partition.
• Don't hide partition.
• Be careful while using Disk Management.
• Enable UEFI boot mode if your system disk is GPT.
• Convert GPT to MBR if your computer doesn't support UEFI boot, and change it to Legacy boot.
• Convert MBR to GPT if your computer support UEFI boot to make 2TB+ partition show up.
• Run antivirus software regularly.
• Create a regular backup of partition data.

To Sum Up

On this page, we listed three top symptoms that Windows 11/10/8/7 users may encounter when a hard disk partition is not recognized by their computer.

If Windows disk management warns you that the selected partition was not created by windows, you may try to convert the disk to GPT so as to make it detectable by Windows. Qiling partition manager software can help.

If the GPT system partition not recognized in Windows 10, you can set it in BIOS as a boot drive, or enable UEFI mode in BIOS. But if your computer doesn't support UEFI boot, you'll need to convert the GPT to MBR so to make the partition detectable.

As for the normal disk partition not showing up, you can easily perform partition recovery, unhide partition, and format partitions to NTFS using reliable Qiling Partition Master.

• Free Download
• Windows 11/10/8/7, 100% Secure

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