How to Recover Files from Lost Partition | 5 Minutes Guide

This article describes the common reasons behind partition loss and a practical way to recover files from lost partition without effort. Let’s get started!

By @Ivy Last Updated October 16, 2024

Common Reasons Behind Partition Loss

Losing a partition can feel like someone hit "Delete" on half of your digital life. You can’t access the lost partition and data on it. So, what causes this chaos? Let’s break it down:

  • Accidental deletion: Yep, human error strikes again! Sometimes, we accidentally delete a partition while reorganizing drives or during disk management.
  • Partition table error: The partition table enables the OS to recognize a drive or partition. If it’s damaged or lost, your partition will not load, causing partition loss.
  • Power failure: A sudden power failure during partitioning may cause the partition inaccessible.
  • Bad sectors: If the partition contains multiple bad sectors, your computer can’t recognize it.
  • Virus attacks: Nasty malware and viruses can target your partition, corrupting or deleting partitions in the process.
  • ...

How to Recover Deleted Files from Lost Partition Efficiently

When a partition is lost, you can't access it in File Explorer. But MyRecover, powerful and easy-to-use data recovery software, can access it through its file system or the disk sectors, and thoroughly search for files in the lost partition.

MyRecover
Why Choose MyRecover?
  • Apply to: handles lost documents (e.g. recover deleted Word files), photos, videos, compressed files, etc., in up to 1000+ formats.
  • The interface is intuitive and you can get started quickly.
  • MyRecover has a free edition that recovers up to 500MB.
  • Automatically performs a quick & deep scan of the lost partition to find files on it.
  • Filter deleted or lost files and preview them to ensure you get what exactly you want.
  • Selectively recover files instead of all.
  • .....

Now, download the free edition to have a try! For unlimited data recovery, please buy the MyRecover Pro edition.

Step 1. Select the lost partition to scan.

Once installed, open MyRecover. You’ll see a list of drives or partitions. The lost partition will be recognized as an unallocated or RAW drive by displaying a "*". Select it and click Scan.

Step 2. Scan for recoverable data.

It will attempt to perform a Quick Scan and a Deep Scan automatically, search the lost partition deeply to find all deleted or lost data, and display them in the following window. Wait until the process is complete and preview them.

Step 3. Recover files from lost partition.

Select the desired data you want and click the Recover button to recover files. Always save the recovered files to a different location to avoid data overwriting or file corruption.

How to Recover Lost Partition

Lost partitions can often be restored if you know what you’re doing with tools like CMD or partition recovery software - AOMEI Partition Assistant. Don’t worry, I’ll walk you through it step by step.

#1: Recover Lost Partition Using CMD

Sometimes, your partition is just missing a drive letter instead of deleted. You can try to check if it is in Disk Management and assign a drive letter for it.

Step 1. Type diskmgmt.msc in the search box and press Enter to open it. Locate the lost partition and see if it looks like a normal drive, just missing a drive letter.

Step 2. Type cmd in the search box and select Run as administrator.

Step 3. Type the following commands to locate the lost partition and assign a new drive letter for it.

  • diskpart
  • list disk
  • select disk x (replace x with the number of your drive)
  • list partition
  • select partition z (replace z with the partition number)
  • active

#2: Recover Lost Partition with AOMEI Partition Assistant

In addition, your partitions are likely to be deleted. In this case, you need to use professional partition recovery software like AOMEI Partition Assistant.

It’s integrated with a Partition Recovery feature and two efficient scanning methods - Fast Search & Full Search methods. With it, you can recover deleted or lost partitions in Windows 7, 8, 10, and 11 including NTFS/FAT32/exFAT/ext3/ext4.

Step 1. Download and install partition recovery software- AOMEI Partition Assistant. Then, Open it and select Recover > Partition Recovery.

Step 2. Select the disk that contains the lost partition and click Next.

Step 3. Select the Fast Search method first. It can find the lost partition quickly while saving time.

Step 4. After the scanning, it will list the partitions it finds. Select the lost partition and click Proceed > Apply to start partition recovery.

Step 5. If there is no lost partition, repeat Steps 1 through 3, and then select Full Search. It will scan every sector of your disk for more thorough results and take more time. Your partition and data will be back.

Practical Tips to Prevent Partition Loss

As the saying goes, prevention is better than cure. To avoid the headache of losing a partition (and your files), follow these bonus tips below:

  • Backup partition or individual data regularly. Use reliable Windows backup software like AOMEI Backupper Standard and cloud services or external drives to ensure your important files are always safe.
  • Use a reliable partition manager. Use tools like Disk Management, AOMEI Partition Assistant, etc., to delete or partition a disk, instead of CMD, which iseasy to make mistakes, causing partition or data loss.
  • Use a UPS. Power surges or sudden outages can damage the hard drive and lead to partition loss. The Uninterruptible Power Supply (UPS) helps stabilize power and protect your system.
  • Run regular virus scans. Keep your antivirus software up-to-date to protect your system from malware that could corrupt or delete partitions.
  • Monitor disk health. Tools like CrystalDiskInfo can monitor your drive’s health and alert you to potential issues, such as bad sectors.

Conclusion

It’s necessary to recover files from lost partition as soon as possible after realizing the partition loss it is closely related to the success rate of data recovery. Specifically, the early or late recovery time has a great impact on whether and to what extent the data is overwritten.

At this time, powerful and easy-to-use data recovery software - MyRecover will be your best choice. It provides users with two scanning methods to access the lost partition through the file system or from the disk sectors and deeply scan it to find all recoverable data, giving you a chance to recover them.

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FAQs

1. Can I recover data after deleting a partition?
 

Yes, you can perform data recovery after deleting partition if you don’t continue using it or perform any operation on it. If you turn File History on or enable Backup and Restore (Windows 7), try to restore files from backup created by them.

2. How do I recover files without partition?
 

To recover files without partition, you can use data recovery software like MyRecover. It can restructure the file system of a lost partition and scan it for recoverable data, or scan it directly through disk sectors.

3. How to recover permanently deleted files?
 
  • check the Recycle Bin folder.
  • show hidden files.
  • use File History or previous version to recover files.
  • try data recovery software.
  • ...
4. How to recover lost files on a hard drive?
 

Sometimes, your files are hidden instead of deleted. You can try to show hidden files. In File Explorer, locate and select the View option at the top location, then click Show and Hidden items. It will display all hidden files there.

5. Can I recover partition after formatting?
 

No, formatting a partition assigns it to a new file system, but it does not completely overwrite the deleted file system of the original partition. So you still can try to recover data from formatted partition if you use the quick format method.