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By: Dervish

Virtual machines are widely used in modern IT environments to run applications efficiently across different platforms such as VMware vSphere, Microsoft Hyper-V, and KVM.

However, even in virtualized environments, accidental data deletion can still happen. Administrators frequently face situations where important files are mistakenly removed from a VM due to human error, system crashes, or storage failures.

When this happens, many IT professionals immediately start searching for how to recover deleted files from virtual machine environments without causing additional data loss.

The good news is that in many cases it is possible to recover deleted files from a virtual machine if the underlying disk sectors have not yet been overwritten.

In this guide, we will explain how to recover deleted files from virtual machine platforms, including VMware, Hyper-V, and KVM, and introduce several proven recovery methods used by enterprise IT teams.

Can You Recover Deleted Files from a Virtual Machine?

Yes. It is often possible to recover deleted files from a virtual machine if the data blocks have not been overwritten.

Administrators can restore files using VM backups, snapshots, mounted virtual disks, or specialized recovery software. Understanding how to recover deleted files from virtual machine environments is essential for minimizing downtime and preventing permanent data loss.

Common Causes of Virtual Machine File Loss

Before attempting recovery, it’s important to understand how virtual machine data loss occurs. In most cases, the deletion is not permanent immediately. The underlying storage still retains the data until it is overwritten.

Common scenarios include:

Accidental File Deletion

Human error is the most frequent cause of data loss.

Examples include:

Deleting files inside the guest OS
Removing the wrong directory
Cleaning up temporary files incorrectly

This often occurs during routine maintenance or script automation.

Virtual Disk File Deletion

Each virtual machine stores its data in virtual disk files.

Examples:

Virtualization Platform	Disk Format
VMware	VMDK
Hyper-V	VHD / VHDX
VirtualBox	VDI
KVM	QCOW2

If these disk files are deleted or corrupted, the entire VM data may become inaccessible.

Snapshot or Checkpoint Issues

Snapshots are widely used for quick recovery in platforms like VMware vSphere and Microsoft Hyper‑V.

However, improper snapshot management can lead to problems such as:

Snapshot chain corruption
Snapshot rollback overwriting new files
Snapshot deletion errors

Storage System Failures

Virtual machines usually run on shared storage systems such as:

SAN
NAS
Hyperconverged infrastructure

Hardware failures may cause:

File system corruption
datastore errors
VM disk damage

Malware or Ransomware Attacks

Cyberattacks increasingly target virtual environments. Malware may delete, encrypt, or corrupt files inside virtual machines.

Organizations without proper ransomware protection solution may face severe data loss.

How Virtual Machine Storage Works

To understand how to recover deleted files from virtual machine environments, it helps to know how data is stored.

Unlike physical servers, virtual machines store data in virtual disk images.

For example:

VMware uses .vmdk
Hyper-V uses .vhdx
KVM uses .qcow2

Inside these disk files exists a complete filesystem.

When a file is deleted:

The operating system marks the storage space as available
The actual data remains on disk temporarily
New data may overwrite the deleted content

This means recovery is possible if the data has not yet been overwritten.

5 Methods to Recover Deleted Files from a Virtual Machine

If you are wondering how to recover deleted files from virtual machine environments, the following methods cover the most common recovery scenarios.

The appropriate approach depends on whether backups, snapshots, or recovery tools are available.

Method 1. Restore from Backup

The most reliable way to recover deleted VM files is restoring from backups.

If your organization maintains regular backups, the recovery process becomes straightforward.

Step 1. Open your backup management console.

Step 2. Locate the affected virtual machine.

Step 3. Select the backup version containing the lost file.

Step 4. Perform file-level restore.

Step 5. Verify recovered data.

This method provides several advantages:

Fast recovery
Minimal downtime
No risk of data corruption

Method 2. Check the VM Recycle Bin

If the file was deleted inside the guest operating system, it may still be located in the system recycle bin.

For example:

Windows virtual machines use the Recycle Bin
Linux systems may retain deleted files temporarily depending on filesystem configuration

This is the fastest way to recover files if the deletion was recent.

Method 3. Revert to a Snapshot or Checkpoint

Snapshots (or checkpoints in Hyper-V) capture the state of a virtual machine at a specific time.

If the file existed when the snapshot was created, recovery may be possible.

Step 1. Open vSphere Client.

Step 2. Select the affected virtual machine.

Step 3. Navigate to Snapshots.

Step 4. Review snapshot history.

Step 5. Revert to a previous snapshot.

⚠ Important:

Reverting a snapshot will discard all changes made after the snapshot was taken.

Therefore, administrators should carefully evaluate potential data loss before performing the rollback.

Method 4. Mount the Virtual Disk

Another effective approach to recover deleted files from a virtual machine is mounting the VM’s virtual disk.

By attaching the virtual disk to another system, administrators can browse the filesystem and recover files.

Step 1. Open Disk Management.

Step 2. Select Attach VHD.

Step 3. Choose the VM disk file.

Step 4. Mount it as a read-only disk.

After mounting, you can run file recovery software to scan the disk.

Method 5. Use Data Recovery Software

If backups or snapshots are unavailable, data recovery software can scan virtual disks and attempt to recover deleted files.

These tools analyze disk sectors and rebuild deleted file structures when possible.

How to Recover Deleted Files from VMware Virtual Machine

In environments powered by VMware vSphere, administrators often need to know how to recover deleted files from VMware virtual machine instances.

Recovery options include:

Restoring files from VM backups
Reverting VMware snapshots
Mounting VMDK disks
Using recovery tools to scan VMDK images

If backups are available, file-level restore is usually the fastest recovery method.

How to Recover Deleted Files from Hyper-V Virtual Machine

In Microsoft Hyper-V environments, deleted files can often be recovered using checkpoints or mounted virtual disks.

Common recovery methods include:

Restoring VM backups
Reverting Hyper-V checkpoints
Mounting VHD or VHDX files

Once mounted, administrators can browse the filesystem and restore deleted files.

How to Recover Deleted Files from KVM Virtual Machine

In Linux virtualization environments based on KVM, virtual machines store data in disk images such as QCOW2.

Recovery options typically include:

Restoring QCOW2 backups
Mounting the disk image
Using Linux data recovery utilities

This method allows administrators to recover files directly from the VM disk image.

Virtual Machine File Recovery Success Rate by Scenario

Different recovery scenarios have different success rates depending on how the data was lost.

Scenario	Recovery Success Rate
Accidental file deletion	Very High
Snapshot rollback	High
VM disk corruption	Medium
SSD TRIM deletion	Low
Hardware storage failure	Low

Key insight:

The earlier recovery attempts begin, the higher the chance of successfully restoring deleted VM files.

Protect Virtual Machines with Enterprise Backup Software

While manual recovery methods may work in certain situations, enterprises should implement a professional backup strategy to protect virtual machines from data loss.

Solutions like Info2Soft i2Backup provide enterprise-grade protection for virtual infrastructures, enabling organizations to:

Perform agentless backup for VMware and Hyper-V environments
Achieve fast file-level recovery without restoring the entire VM
Reduce RTO
Automate backup policies across multiple virtual environments

FREE Trial for 60-Day

With centralized management and high-performance backup architecture, i2Backup helps organizations ensure continuous protection for mission-critical workloads.

Best Practices to Prevent VM Data Loss

While recovery methods exist, prevention remains the best strategy.

Organizations should implement the following practices.

Implement the 3-2-1 Backup Rule

The 3-2-1 backup rule recommends:

3 copies of data
2 different storage types
1 offsite backup

This ensures resilience against hardware failure, human error, and cyberattacks.

Schedule Automated VM Backups

Automated backups ensure consistent protection without relying on manual processes.

Monitor Snapshot Usage

Snapshots should only be temporary.

Long snapshot chains increase the risk of corruption and performance degradation.

Test Backup Recovery Regularly

Backups must be validated through periodic recovery testing to ensure they function correctly.

FAQs about Recover Deleted Files from Virtual Machine

Can you recover permanently deleted files from a virtual machine?

Yes, recovery is possible if the deleted data has not been overwritten. Backup restoration and disk recovery tools offer the best chances of recovery.

Can VMware snapshots recover deleted files?

Yes. If the snapshot was created before the file was deleted, reverting to the snapshot can restore the file.

How long does VM file recovery take?

Recovery time depends on the method used. File-level restore from backup can take only minutes, while disk scanning may take several hours.

What is the safest way to recover VM files?

Restoring from a verified backup is the safest and fastest recovery method.

Conclusion

Accidental file deletion can happen in any virtualized environment. Understanding how to recover deleted files from virtual machine systems allows administrators to respond quickly and minimize downtime.

Depending on the situation, you may be able to recover deleted files from a virtual machine by restoring backups, reverting snapshots, mounting virtual disks, or using specialized recovery tools.

However, the most reliable long-term solution is implementing a comprehensive VM backup strategy that protects critical workloads before data loss occurs.

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Can You Recover Deleted Files from a Virtual Machine?