How Do I Recover Deleted Files After Windows 11 Upgrade?

My files get lost after Windows 11 update

 

I have upgraded from Windows 10 to Windows 11 successfully. The entire upgrade process went smoothly without any exceptions. But after the upgrade, I found that my partition was deleted! This caused some of the files stored on the partition are disappeared too! What’s worse, I don’t have a backup. These are the files that I need to use in my work. So, I was thinking can I recover deleted files after Windows 11 upgrade? Can anyone tell me what to do, thanks in advance!”

 

Why files get lost after upgrading to Windows 11?

Since Windows 11 brings a lot of new content, many users have encountered various problems after the upgrade. Some users pointed out that after upgrading from Windows 10 to Windows 11, they found that the partitions were automatically deleted.

Generally, when Windows performs an upgrade, all partitions are automatically transferred. But sometimes there are accidents, which may be caused by system bugs and other reasons. Therefore, in order to ensure data security, we should backup computer before upgrading to Windows 11. If you have not backed up in advance, we can also recover deleted files after the Windows 11 upgrade.

How to recover deleted files after upgrading to Windows 11?

To recover deleted files after Windows 11 upgrade, you need to retrieve the lost partition first. I highly recommend Windows 11, 10, 8, 7, Vista and XP users to use a powerful data recovery software--AOMEI Partition Assistant Professional.

This is one of the popular disk partition management software on the market, it is designed to solve various complicated disk partition problems in the simplest way. Its built-in function Partition Recovery Wizard only takes four steps to recover the lost partition and the files on the partition. You don’t have to worry about any operational difficulties, because the whole process has a concise introduction to guide you. If you want to recover partitions in Windows Server 2025/2022/2019/2016/2012 and 2003,try AOMEI Partition Assistant Server.

Before you use the Professional version, please download the demo version first for a free trial to see how to recover deleted files after upgrading to Windows 11.

Before recovering partition, What you should pay attention to:
1. In order to ensure successful recovery of partitions and files, please do not perform other operations on this hard disk, otherwise the partition may not be restored.
2. This function only supports the recovery of the lost partition and the data on the partition. If you only need to recover lost data from formatted, damaged partitions, please use professional data recovery software.

Step 1. Install AOMEI Partition Assistant Professional. Click the "Recover" button on the top toolbar and select the "Partition Recovery" feature.

Step 2. Choose the disk which contains the lost partition in the window. Then click “Next”.

Step 3. In the subsequent window, choose a proper search method and click “Next”.

Fast Search: this method will quickly find out deleted or lost partitions.
Full Search: this method will scan every sector of this disk to find out the lost partitions, so it will cost more time. When the first method fails, you can choose this one.

Step 4. Select the lost partition and click Proceed.

Step 5. At this step, you have recovered the lost partitions.

In addition to recovering lost partitions and data, AOMEI Partition Assistant Professional has more advanced features are waiting for you to unlock:

Allocate Free Space: Allocate free space from one partition to another to extend free space.

App Mover: Move applications from one partition to another without data loss.

Migrate OS to SSD: Migrate operating system to new an HDD/SSD without any boot issue.

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End line

Obviously, AOMEI Partition Assistant Professional can help you recover deleted files after Windows 11 upgrade. If you encounter other problems while using Windows 11, such as BOOTMGR is missing in Windows 11, Windows 11 Black Screen of Death or Windows 11 search does not work, it can also solve it for you. If you haven’t try it yet, please don’t hesitate, it allows you to manage disks timely and flexibly.