You try to copy a file and all of a sudden you see a message ” Error 0x800704C8: The requested operation cannot be performed on a file with a user-mapped section open .” This is a common problem that can occur randomly when copying files. Although the error usually appears due to insufficient permission or interference from a third-party application, other underlying causes can also lead to error code 0x800704C8 while copying files to your PC Windows 10.

Some of the underlying issues can be with missing file property, no administrator privileges, or when the system files are damaged or corrupted. Based on the causes, we have listed a few solutions that can help you fix error code 0x800704C8 while copying files to your Windows 10 PC.

Method 1: Become the owner of the file

Most of the time, you may come across the error code 0x800704C8 due to lack of permission, thus preventing you from copying the file from the location outside the drive. However, while many users can fix the problem using a free third-party tool, many others can fix it by giving the file sufficient permission. Let’s see how:

Step 1: Right-click on the folder you are having trouble copying and select Properties.

Silhouette Studio Right-Click Properties

Step 2: In its Properties window, select the Security tab.

Go to Groups or user names and check if you have full permissions for the user.

Otherwise, click the Edit button.

Properties Security groups or user names Edit

Step 3: Now go to the Permissions field below and check the Allow box next to Full Control.

Press Apply then OK to save the changes and return to the Properties window.

Permissions Full control Allow verification

Step 4: Press Apply then OK again in the Properties window, apply the changes and exit.

Now go back to the location of the folder and try to copy the folder. You should not see error code 0x800704C8 while copying files to your Windows 10 PC.

Method 2: Use Free Tool Unlock

However, if you want to use a free third-party tool that can help you take full ownership of the file, you can try using free software called Unlocker, before trying to copy the file again. Besides helping you take full control of your files, this free app also helps you get the required permissions so you can copy them to any location you want. Here’s how to use the software:

Step 1: Copy and paste the link below into the address bar of your default browser to visit the download site:

Step 2: Click on Latest version to go to the download page.

Browser Unlock Link Latest Version

Step 3: Now click on the Download button in green.

It downloads the Unlocker’s installation file to the zip folder.

Step 4: Click to open the zip file and double click the .exe file to open the configuration window.

Follow the on-screen instructions to complete the installation of the tool.

Unlocker Zip Folder .exe Double-Click File

Step 5: Go to the Windows search bar and type Unlocker.

Click to on the Start Unlocker application.

Windows Search Unlock Start Unlock

Step 6: It opens the Browse for Files or Folders window.

Here, select the file or folder that you are having a problem with and then press OK.

Search for files or folders Select the problematic file or folder Ok

Step 7: You will now see a new prompt.

Select Move from the No action drop-down menu.

Unlock Pop Up No action Expand Move

Step 8: As soon as you select Move, you will see the Browse for Folder window.

Select the location where you want to move the folder and press OK.

This will help you to resolve error code 0x800704C8 while copying files to your Windows 10 PC by successfully moving the File or Folder issue to your preferred location.

Method 3: Open Visual Studio with administrator access (if applicable)

If the program that you are trying to copy and move is part of the Visual Studio project and you are having the same problem, it means that the program does not have the required permissions to copy the files and move them as you wish, while the project is still loading. Therefore, you can try to close Visual Studio when you try to move the files so that you do not encounter the error 0x800704C8. However, if you want to move the files or folders while Visual Studio is running, you will need administrative privileges to do so.

You can do this by right-clicking the .exe file for Visual Studio and selecting Run as administrator from the context menu to run Visual Studio with administrator rights. This should most likely fix the problem, however, if you don’t want to repeat this process to launch Visual Studio every time, you can follow the steps to force your system to launch the .exe file with administrative rights every time. you want to open the program:

Note – Before continuing, make sure that Visual Studio is not running or closed, and no other related programs are open.

Step 1: Press the Win + E keys together on your keyboard to open File Explorer and go to the path below to reach where Visual Studio is installed:

C:Program Files (x86)Microsoft Visual Studio19{editionName}Copy

Note – This is usually the same location where the Steam file is installed.

Step 2: Now go to the VisualStudio.exe file, right-click on it and select Properties.

VisualStudio.exe Right-Click Properties

Step 3: In the Properties dialog box, select the Compatibility tab.

Now go to the Settings section and check the box next to Run this program as an administrator.

Press Apply then OK to save the changes and exit.

Properties Compatibility Run this program as administrator Check

Now navigate to the file or folder that generated error code 0x800704C8 while copying files to your Windows 10 PC and the error should now go away.

Method 4: Run SFC Scan

The error while copying a file can sometimes occur due to corrupted system files which causes the operating system to fail to handle file management. Windows 10 comes with a native tool named System File Checker which can extract all damaged or corrupted files and repair them immediately. However, this must be performed using the command line and does not require an active internet connection. Let’s see how to run the System File Checker scan:

Step 1: Press the Win + R hotkeys to open the Run command window.

Step 2: In the search box, type cmd and press the Ctrl + Shift + Enter keys together on your keyboard to launch the Command Prompt in administrator mode.

Run the command Cmd Ctrl + Shift + Enter

Step 3: In the Command Prompt ( admin ), run the command below and press Enter :


Command prompt (admin) Run the command Sfc Scannow Enter

The process takes a while, so wait a while until it runs the scan and displays the results,

If it finds corrupted files, it will repair them right away.

Once done restart your PC and now try to copy the file/folder and the issue should be resolved.

Method 5: Run the DISM scan

In case the SFC scan did not help to resolve the issue, try running a DISM scan, which is another built-in tool that uses the Windows Update component to replace corrupt files with healthy files downloaded from it. ‘Internet. Therefore, all you need to do is make sure that your internet connection is stable so that the download is not interrupted. Let’s see how to run the DISM scan:

Step 1: Right-click on the Start menu and select Run.

Start right-click Run

Step 2: This will open the Run command window.

In the search box, write cmd and press the Ctrl + Shift + Enter keys together to open the raised Command Prompt.

Run the command Cmd Ctrl + Shift + Enter

Step 3: Copy and paste the command below into the High Command Prompt window and hit Enter :

DISm /Online /Cleanup-Image /ScanHealthCopy

Command prompt (admin) Run the Dism Enter command

This process also takes a few minutes, so wait for it to complete.

Once done, restart your PC and check if you still see error code 0x800704C8 while copying files to your Windows 10 PC.

Method 6: Run the Files and Folders Troubleshooter

Microsoft offers a troubleshooter that can automatically diagnose and repair problems with Windows files and folders and can also be helpful when you encounter error code 0x800704C8 while copying files to your Windows 10 PC. Follow the instructions below to download and run the Files and Folders, Troubleshooter, to possibly resolve the issue:

Step 1: Click on the link below to download the File and Folder troubleshooter from the official Microsoft page:

Step 2: Click to open the tool, then in the File and Folder Troubleshooter window, click Advanced .

Advanced File and Folder Troubleshooter

Step 3: Now check the box next to Apply repairs automatically and click on Next .

The files and folders troubleshooter automatically applies repairs

Step 4: It will now start to diagnose your system and display a list of possible issues.

Select the problem you are having and click Next.

Select the problem you want to solve next

Step 5: It will now search more for issues related to the specified issue and if any issue is found, apply the repair automatically.

Exit the troubleshoot files and folders window and now try to move the file and it should no longer show any errors.

Method 7: Reset each component of the operating system

When all of the above methods fail and you still cannot copy files, it is likely that the system files are corrupted and this could be causing the issue with one of the dependencies used by the process. backup. Therefore, the only option at this time would be to reset your Windows components using a clean install or a repair install. While Clean Install is a better idea, be sure to create a backup of all your data to avoid losing personal data on your system drive.

For this you must first need Windows installation media for Windows 10 using which you can either create bootable media (USB stick, DVD or ISO file). You can then proceed to download the Windows 10 operating system and perform the fresh installation. Once done, you will have a new Windows 10 operating system and everything should work fine now including the file copy action.

Moreover, you can always try to disable or completely remove any third-party antivirus software from your PC, as often this software can end up blocking certain actions considering them as a potential threat to the system. This can help to resolve the problem of error code 0x800704C8 while copying files to your Windows 10 PC.