5 Ways to Fix Error 50 of Windows

If you've ever encountered the Error 50 message on Windows when trying to run the command in a recovery environment: dism.exe /image:C: /cleanup-image /revertpendingactions. This error can be frustrating, but there are a few things you can do to fix it.

Deployment Image Servicing and Management or DISM tool allows you to manage Windows images, including cleaning up and reverting pending actions. The Error50 message occurs when the DISM tool thinks you are running it on Windows PE instead of the operating system.

In this article, we'll discuss why you are encountering the DISM does not support servicing Windows PE with the /online option error and how you can fix it.

Part 1. How to Fix Error 50 – Proving 5 Solutions

Below are five different step-by-step solutions to help you resolve the error50 or DISM does not support servicing Windows PE with the /online option.

Method 1. Use Command Prompt

To resolve Error 50 of Windows, you can execute some commands in the Command Prompt in the following way:

Step 1: Boot your PC from the Win 10 installation media and press the Shift + F10 keys when the first installation screen appears. This will open the Command Prompt.

Step 2: Now, you need to get the list of available system partitions. For this, type the following command in the Window RE Command Prompt.

wmic logicaldisk

Step 3: To find the system partition with the Windows folder, type the following command:

dir drive-letter

Make sure to replace drive-letter with your system drive letter, i.e., C:, D:, or E:.

Step 4: Next, copy and paste the following command to repair the Windows image:

dism.exe /Image: D:\ /Cleanup-Image /Restorehealth

Step 5: If you encounter the "Error 0x800f081f" message during the above step, you have to do a repair upgrade. If you do not get the error message, skip step 7.

Step 6: Boot your PC from the Windows installation disk, and in the Windows installation wizard, click Next. Afterward, follow the on-screen instructions to perform the repair upgrade. Once the repair and upgrade process is complete, restart your PC in Safe mode.

Launch the Command Prompt and copy and paste the following command:

DISM /Online /Cleanup-Image /RestoreHealth

Step 7: Use the following command to complete the Error 50 repair process.


Replace D with the name of the system partition in which the Windows folder is present.

Method 2. Refresh The DISM Software

Sometimes a simple software refresh can resolve any glitches it is facing. Therefore, try refreshing the DISM tool by following the instructions below:

Step 1: First, open the Run dialog by pressing the Win and R keys. Type cmd in the bar next to Open and press Ctrl+ Shift+ Enter keys. This will run the Command Prompt as an administrator.

Step 2: Paste the following command in the Command Prompt and press "Enter."

dism.exe /image:C: /cleanup-image /revertpendingactions

Step 3: Open the Run dialog again, type MSConfig and press the Enter key to initiate System Configuration. Next, go to the Boot tab and check the "Safe Boot" option. Choose "Minimal" and click "OK" to save your settings. Afterward, restart your PC, and it will boot into Safe Mode.

starting pc in safe mode to refresh the bios

Step 4: Afterward, run the Command Prompt as administrator and type the following command:

sfc /scannow

Press "Enter" and the DISM tool will be refreshed.

Method 3. Delete The Associated Registry Key

The DISM does not support servicing Windows PE with the /online option error can also occur due to the misplacement of the Registry Key. To resolve the issue, simply delete the associated key by following the instructions below step-by-step:

Step 1: Open the Run dialog, type regedit, and hit the Enter key to launch the Registry Editor. Now, go to the following path:


Find the MiniNT folder and right-click on it. From the drop-down menu, click "Permission."

locating the minnt folder to delete the registry key

Step 2: Under the Group/user names list, click your User Name, and next to the Full Control option, check the Allow box. Click OK, delete the MiniNT folder and restart your PC. Finally, rerun the DISM command, and your issue should be resolved.

deleting the registry key to resolve win error 50

Method 4. Reset BIOS

To fix Error 50 of Windows, you can also reset the BIOS to reboot the output/input system to the last saved configuration in the following way.

Step 1: Depending on your PC motherboard manufacturer, use the key to boot into your computer/laptop BIOS. The key can be F1, F2, F10, F12, or DEL.

Step 2: Head to the Exit tab, click Load Optimized Defaults and save your settings to start the reset process. Once the reset process is done, restart your PC, and check if you are still getting the error.

resetting the bios to resolve the error 50

Method 5. Create Another User Account

Often Error 50 of Windows can also happen due to a problem with a certain user account. However, you can avoid the issue by creating a new user account on your PC. To do so, follow the below instructions in sequence.

Step 1: Click the search box in the taskbar, type User Account and click "Open" to launch the required settings in the Control Panel.

Step 2: Now, click "Manage another account" and select "Add a new user in PC settings."

Step 3: Under the Other User header, click "Add someone else to this PC." Next, click "Users" and choose the account categorized as a User account managed by the system. Click “More Actions” > “New User.”

Step 4: Now, in the pop-up window, type the username and password. Confirm the password and click Create to finish the account creation process. Finally, log in to your system using the new account and check if the error persists.

create another user account to fix error 50

Part 2. How To Repair Crashed System - AOMEI Backupper Standard

What if the above solutions failed? Don't worry; you can use the AOMEI Backupper Standard software to back up the system and repair your crashed PC.

AOMEI Backupper Standard is a free backup, restore and repair software for Windows 10, 8.1, 8, 7, Vista, and XP. The software can help you create a Win PE bootable Disk to diagnose your crashed PC.

Step 1: To restore the system on Win PE, ensure you have a Win PE bootable disk, system backup, 16-32GB USB, and AOMEI Backupper Standard software installed on your working PC system.

Step 2: Plug the USB into your working Windows PC and launch the software. Go to the Tools tab, and click "Create Bootable Media." Next, select the type of the Bootable drive, choose Windows PE, and click "Next."

Step 3: Specify the storage media type, i.e., CD, DVD, USB, or ISO Image, and click Next to create Win PE bootable media.

Step 4: Plug the bootable media USB into the USB port of your crashed PC and boot from it. Once the system boots successfully, the AOMEI Backupper will run automatically.

Step 5: Now, go to the "Restore" tab and click "Select Task." Find the system backup you've created. Choose "Restore this system backup" and click the "Next" option.

Step 6: Confirm your action and click "Start Restore." The restore process will take some time. Once done, eject the bootable USB and restart your PC.

click start restore icon

Part 3. Another Option To Rescue Your Data Quickly: Recoverit

If the above solutions don't work for you, you can use the Recoverit software to recover the data on your crashed Windows PC.

Before recovering your data using the software, you'll need a blank 16-32 GB USB, another working PC, and Recoverit installed on your working computer/laptop.

Free Download

For Windows XP/Vista/7/8/10/11

Free Download

For macOS X 10.10 or later

Step 1: Plug the blank 16-32 GB USB into your working PC's USB port and launch the Recoverit software. From the left-hand side menu, head to System Crashed Computer and click "Start."

Step 2: From the drop-down menu, choose your USB drive and click "Create/Start." Now, you will be asked to format the USB drive. Click "Format," and Recoverit will create your bootable USB.

creating a bootable usb drive using recoverit

Step 3: Remove the bootable USB from your working system and plug it into the crashed Windows 10 PC. Next, restart your computer/laptop, and when the first screen appears, press the BIOS entry key.

Step 4: Next, set the bootable USB drive as your primary source for booting the crashed computer to make it bootable.

Step 5: You’ll see two options on the screen: Hard Disk Copy or Data Recovery.

hard disk copy or data recovery

If you choose Hard Disk Copy, select Copy Directory. Next, plug an external hard drive into your crashed PC and click "Copy" to start copying your data to the external hard disk.

If you choose Data Recovery, plug an external hard disk into your crashed PC, and choose a disk to start scanning. Once the process is complete, choose the external disk as the location to save your data and click "Recover" to begin retrieving your data.

Video Tutorial – Fix Error 50

Free Download

For Windows XP/Vista/7/8/10/11

Free Download

For macOS X 10.10 or later


In this detailed guide, we've discussed five step-by-step solutions to help you fix the DISM does not support servicing Windows PE with the /online option error. We also explored how to repair your crashed PC system using the AOMEI Backupper Standard software. Furthermore, we have provided instructions to help you recover your data using the Recoverit software.

We hope you've found this article helpful, and you can now easily fix Windows Error 50.