By Emily / Last Updated September 12, 2019

“I accidentally deleted my hard drive partition and lost everything!”

I had to reinstall Windows 10. There was a hard drive with data stored on it, which should have been left alone, but the partition was accidentally deleted during the reinstall process. Now it becomes an unallocated space in Disk Management and I cannot see or access it in File Explorer. Anyone knows how to recover data from deleted partition in Windows computer since it is very important? Thanks a lot!

Is it possible to recover data from deleted partition?

It is quite common that users delete a partition by mistake during the disk partition management process, especially when they run the Diskpart commands to delete volumes. When the mistaken deletion occurs, users will wonder whether they can recover data from the deleted partition.

Generally speaking, when a partition is deleted, the operating system removes its assignment for that location on the hard drive and users can overwrite that section of memory if necessary. As long as that section is not overwritten and remains untouched, it is possible to recover deleted partition and stored data on it, using a professional deleted or lost partition recovery utility.

Reliable software to retrieve data from deleted partition

To recover partition which is deleted by mistake, you can make use of AOMEI Partition Assistant Professional. It is a reliable lost partition recovery tool for Windows users.

This software comes with“Partition Recovery Wizard”, especially designed to help you get back lost NTFS and FAT32 partitions and data on HDD, SSD SD card, USB flash drive, and memory card and other types of hard drives. Besides, all versions of Windows systems like Windows 10/8/7 are supported.

What’s more, if you deleted boot partition accidentally, you can also use it to create a bootable USB drive first, then boot your PC from the bootable drive, and enter WinPE mode to recover deleted boot partition.

✍Note: If you want to recover some data from deleted partition, not restore the entire partition, you can use data recover software like Recoverit Pro.

4 steps to recover data from deleted partition successfully in Windows 10/8/7

Here, we will demonstrate how to retrieve data from deleted partition in Windows 10/8/7 step by step.

Step 1 Install and launch AOMEI Partition Assistant Professional. Click “All Tools” and then select “Partition Recovery Wizard”. In the pop-out window, select the disk contains the partition you need to recover.

Partition Recovery Wizard

Step 2 In this window, choose a proper search method as you need and click “Next”.

Search Method

Step 3 Tick the deleted partition from the list and click “Proceed”.


Step 4 Then wait for the process to be completed. Click “Finish” when you see “Congratulations!”.


Then you can check whether the partition and the stored data are back or not in Windows File Explorer.

Further tips about deleted partition recovery

When you delete a partition on the hard disk by accident, your prime concern is to recover lost partition data. But there are some important tips that you should keep in mind, which will increase the success possibility of restoring deleted partition and data.

Do not perform further operation on the partition like formatting partition because the more you mess with the hard drive, and the less will be the chance of partition and data recovery.

Do not try to rebuild partition table on the deleted partition.

Do not try any unreliable trial methods to recover lost partition since they might make the matter much worse (like completely deleting your data) if done inappropriately.

To sum up

In a word, this post focus on how to recover data from deleted partition on an HDD, SSD, or a removable hard disk using AOMEI Partition Assistant Professional.

Moreover, this partition recovery software also offers many other amazing functions to make disk management as easy as possible. For example, it can quickly partition a large hard drive into multiple partitions in two clicks, migrating only OS drive to SSD/HDD, converting system disk between MBR and GPT without deleting volumes or losing data and more.