Files Missing After Windows Update? 8 Recovery Options

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Zoey Wen
February 19, 2025 Preview 53 Preview 0
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Hi, Zoey here. Do you have important files on your computer or laptop? Accidentally you’ve lost them due to Windows updates? You may wonder: Why did the Windows update delete my files? Actually Windows update was not necessarily deleting your files, and it may also make them hidden somewhere. The reasons that cause files missing after Windows update can be: mistaken deletion, temporary Windows account, altered file location, corrupted user profile, software incompatibility, unexpected interruption during update, hard disk glitch, buggy update...

Set your heart at rest, this is your right page. After my hours of study and practical test, I have gathered several proven ways to fix files missing after Windows 11/10 update without any hindrance. Whatever the reason leading to lost files after upgrade to Windows 11 or 10, you can get a solution in the following part.

 

1# 100% working: recover lost files after Windows 11/10 update with Cisdem

There is a fact that recovery never comes with a 100% guarantee. Even so, if you want the highest chance of file recovery , you are recommended to opt for a professional-grade data recovery tool, such as Cisdem Data Recovery for Windows, whose success rate of recovery can be as high as 99.7%. Obviously, Cisdem is tested to be the safest and most efficient program to recover missing files after Windows 11/10 update.

This highly rated and dependable application is capable of restoring deleted, lost, missing and formatted files from a variety storage devices, like PC, laptop, HDD, SSD, USB flash drive, SD card, digital camera and more. With its exceptional support of file formats, quick scan speeds, easy-to-use UI and advanced data recovery algorithm, Cisdem Data Recovery makes Windows file recovery a less daunting task.

Why choose Cisdem Data Recovery?

  • Recover files lost due to Windows update/downgrade/reinstallation, emptying Recycle Bin, improper formatting, software malfunction, virus attack, human error...
  • Support recovery of 1000+ file types
  • Restore unsaved Word, Excel, PowerPoint, Keynote, Pages, Numbers, WPS, PSD documents
  • Quick scan and deep scan both applied
  • Fast locate files with filter tool and search bar
  • Preview recoverable items before recovery
  • Repair corrupted pictures and videos
  • Salvage data from NAS, Linux, crashed PC
  • Windows 11/10/8/7/XP/Vista supported

How to recover lost files after Windows update?

  1. Free download, install and open Cisdem Data Recovery on your Windows.
    Free Download Windows 11/10/8/7
  2. In Hardware Disk, select the location where your lost files were original stored, and click Search for Lost Data to start the scanning.cisdem data recovery 01
  3. After scanning, Cisdem will list out all recoverable files from your selected location. Go to Path or Type, look through the folders or use filters to find your lost files.cisdem data recovery 02
  4. Select the files you need and click Recover button to restore files deleted or hidden by Windows update.cisdem data recovery 03

Hopefully you can get back all files disappeared after Windows update at the moment. But in case you feel like seeing more potential methods to deal with files missing after Windows update, proceed to check other 7 ones as below, most of which are free and native Windows options.

 

2# Rename .bak file to fix files missing after Windows update

After update, it’s possible for Windows to create a temporary profile, then you can’t access data along with the original user profile. That’s why all your files appear missing. Simply renaming a specific .bak file in Registry Editor might restore lost files after Windows update. This is a quick trick, neglected by most though.

How to fix files missing after Windows 11/10 update?

  1. From Start menu bar, search for Registry Editor and open it.rename bak file 01
  2. Navigate to Computer\HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion\ProfileList.rename bak file 02
  3. In the Profile List, you may get 2 profile keys that are the same except one has a .bak extension. Delete the one that does NOT have the .bak extension. Then right click on the .bak file and rename it by removing “.bak”.rename bak file 03
  4. Reboot your computer to check if your missing files are available again.

 

3# Log out of temporary profile to restore lost files

Another approach to correct the profile error is trying to log out of your Windows temporary profile directly. Before that you should make sure you’re on a temporary account.

How to find missing files after Windows update?

  1. Right-click on Start > select Settings > Accounts.log out of temp profile 01
  2. Head to Sync your settings, if the message “You are logged on with a temporary profile. Roaming options are currently unavailable.” is present, it means that you’re using a temporary profile.log out of temp profile 02
  3. Restart your PC and sign in with your main profile.
  4. If you still see a message "We can't sign in to your account.", sign out and sign in once more to fix it. Finally you should be able to access all your original files that got missing after Windows update.

 

4# Find disappeared files via enabling administrator account 

If you create a new Microsoft account when upgrading from a previous version of Windows, your files might be located in a disabled administrator account. What you need to do is enable this account and sign in again to see the missing files.

How to find files disappeared after Windows update?

  1. Search for Computer Management > open it.enable admin account 01
  2. Go to Local Users and Groups > Users.
  3. Double-click on Administrator icon to open the Properties window.
  4. Make sure the box of “Account is disabled” is unchecked > click Apply and OK to enable the account.enable admin account 02
  5. Sign out and sign in again with Administrator account to reveal the missing files.

 

5# Check Windows.old folder

After a update to Windows 11 or 10, a folder called Windows.old will be automatically generated, where all contents from your previous Windows OS version are saved as a backup. In case of files missing after Windows update, it’s wise to check the Windows.old folder in your user directory. Also pay attention to the fact that this folder can be removed after 10 days.

How to recover files lost after Windows update?

  1. Launch Windows File Explorer.
  2. Go to This PC > choose your system drive (usually C:).
  3. Locate and open the Windows.old folder.
  4. Look for your files lost after update > move them to a safe location.check window old folder

 

6# Uninstall update to fix files missing after Windows update

Now that you are sure that your files get disappeared due to Windows update, uninstalling the update and reverting to the previous state will possibly work to make lost files accessible again.

How to fix files missing after Windows 11/10 update?

  1. In Windows Settings, choose Update & Security.uninstall update 01
  2. Select Windows Update > View update history.uninstall update 02
  3. Click Uninstall updates.uninstall update 03
  4. From the update list, choose a Windows update after which you found your files missing and uninstall it.uninstall update 04
  5. Restart your computer to finish.

 

7# Recover lost files using Windows File Recovery

In addition to aforementioned Cisdem Data Recovery, another software utility from Microsoft --- Windows File Recovery, would be a great helper to recover deleted and lost files on Windows as well. This program runs with the winfr commands. It seems intimidating if you’re not used to using command prompts, but it’s actually easy to utilize.

How to recover lost files after Windows 11/10 update?

  1. Download and install Windows File Recovery from Microsoft Store. It will automatically open after installation.windows file recovery 01
  2. Type the command: winfr C: E: /n *.(file format) > press Enter.
    C is the drive where you lost your files, D is the recovery destination. In the example, “.pdf” represents that I want to restore all PDF files from C drive to D drive.
  3. Input Y to start scanning your drive.windows file recovery 02
  4. Then Windows File Recovery will give you a list of recovered files. Type Y to view them and restore all the files lost after Windows update.windows file recovery 03

 

8# Restore files missing after Windows update from backup

This final option is only feasible when you have manually set up backup before updating the Windows system or backup has been created automatically based on any auto backup schedule. Several backup tools can be adopted to recover lost Windows files, such as Backup and Restore feature, File History, system restore, etc. Here I’m going to demonstrate the steps to restore files missing after Windows update using Backup and Restore.

How to recover missing files after Windows update?

  1. In Control Panel, select Backup and Restore (Windows 7) under System and Security.backup and restore 01
  2. Click Restore my files.backup and restore 02
  3. Click Browse for files to select the backup for your missing files > click Next.backup and restore 03
  4. Choose a preferred location for saving the restored files > click Restore to complete.backup and restore 04

 

Bottom line

That’s all it takes to cope with files missing after Windows update problem. Equipped with the methods and step-by-step instructions provided in this article, you can be a select group of users who can solve this annoying issue on their own to regain access to lost files. Preventive measures, such as regular backups, further enhance data security.

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Zoey Wen

Zoey shows a great interest in what she does. Although not long with Cisdem, she has possessed a professional understanding of data recovery.

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