“Was not migrated due to partial or ambiguous match” is the message I get in the event viewer. I get this issue after connecting a new HDD to the external HDD reader. Is it just because of the bad sectors? Or is there another reason? In fact, this is not the first HDD that gives the same error on my PC. Can an expert help me out?”
For people who are using a PC that runs on Windows 10, you may experience the above-mentioned error occasionally. Just like the error message says, the error appears due to a partial or ambiguous match. There can be various reasons behind was not migrated due to partial or ambiguous match error. However, it can mainly appear when a device cannot successfully migrate to a new system. In addition to that, when this error appears, you will have to check the computer thoroughly. Otherwise, it will be difficult to find out the exact issue and address it.
That said, in the following sections of this article, we will explain what you can do to find it. Also, we explain how to solve “was not migrated due to partial or ambiguous match” issue. So, continue reading and learn everything about it.
Part 1: Diagnosing “was not migrated due to partial or ambiguous match” error on Windows 10
Before moving to the solutions segment, you are supposed to diagnose the issue properly. That means you are supposed to identify if the respective issue is appearing on your PC. To do that, you can use a built-in tool found in Windows operating system. You can use Device Manager on the Windows PC and use the Event Viewer to view the error.
Mentioned below are those steps you should follow to access this error on your Windows 10 system.
- First, you should open a tool called “Device Manager.” You can do it by using the search feature located in the Start Menu. Once the Device Manager is found, you can open it to see the home interface.
- Now, you should locate the menu, which is labeled “Disk Drives.” Then, you should click on it to expand it. Now, once the Disk Drives menu is expanded, just right-click on the faulty drive label. Then, choose the option called “Properties.”
- Go to the “Events” option on the Properties window. You can see that “hard drive was not migrated due to partial or ambiguous match” error is there.
- If such an error can be seen, you’ll have to follow the instructions mentioned in the following section.
PS: let’s learn more about the top solutions to fix issues like A device attached to the system is not functioning or your computer is low on memory.
Part 2: Fixing “Device was not migrated due to partial or ambiguous match” error?
Now that you have made sure about the existence of the errors, you should look for the fixes. In this part, we will explain the practical solutions you can use to address this issue. We hope that at least one of the below-mentioned methods will get you out of the situation. So, let’s learn how to do it.
01. Use different ports to fix the faulty device
This could be the simplest method to fix the “was not migrated due to partial or ambiguous match” issue. As per this method, all you should do is to plug the same device into different USB ports. That means you have to connect the hard drive to a different USB port and check if it works. If it is caused due to an issue on the port, this method will fix it for you.
02. Reinstall the drivers for the device
Windows operating system identifies its hardware components through the corresponding drivers. That means each hardware component has a unique driver to communicate with the operating system. Failures in drivers can lead to various issues on your system. Sometimes, the aforementioned issue can trigger an error associated with the drivers of the hard drive too. That means it can happen if the drivers are outdated or corrupted.
If that is the case, the best thing you should do is to uninstall those drivers and reinstall them. As a result of updating the drivers, your hard disk will start to function normally. If you wonder how to reinstall the drivers manually, mentioned below are the required instructions.
- Launch the Device Manager on your PC. You can use the Start Menu on your PC to get it done.
- Once you have found the Device Manager, right-click on the hard drive, which is in question. Then, you will see a popup menu. Just select the option called “Update Driver.”
- You will notice a couple of options on the screen. Choose the most appropriate option and update the drivers.
- If the issue has occurred by a faulty driver, it should be resolved now.
Also, if you are experiencing the Windows 10 slow issue, click to fix it easily now.
03. Update the Drivers for Chipset
If the device drivers were working fine, but the issue is persisting, we should turn to Chipset drivers. If the chipset drivers are outdated or corrupted, “was not migrated due to partial or ambiguous match” can trigger. In fact, faulty chipset drivers can cause a variety of issues on your computer and annoy you. So, if you want to fix it, you can follow the steps mentioned below.
- First, you should launch the Device Manager on your computer. You already know that because we did the same in previous fixes as well.
- Now, you should right-click on the chipset to proceed.
- Once the popup menu appears, just choose the option called “Update Drivers” to finish it.
- Now, to complete the installation, you should reboot the PC.
- When the computer reboots, the device drivers will be updated, and the issue will be resolved.
04. Remove potentially Corrupted System Files using System File Checker
If your Windows OS has some corrupted system files, that can hinder smooth operation. As a result, issues like “was not migrated due to partial or ambiguous match” can trigger. But the good news is that you can fix those errors using a utility in the operating system itself. Windows Operating System comes with a command to scan the computer and find corrupted files. It can be done using the command prompt. You can fix the corrupted files with this option and get rid of those errors. As a result, the system will start to run smoothly and identify the hardware components.
For those who don’t know how to perform a System Check, mentioned below are the steps.
- Launch Command Prompt on your PC in administrator mode. To do that, just do the following.
- Press “Windows” + “R” keys simultaneously and open the “Run” utility.
- Enter the text “CMD” in the “Run” box.
- Now, press “Ctrl” + “Shift” + “Enter” keys simultaneously to launch the command line with Administrator privileges.
- Once the CMD is opened in Administrator mode, you should enter the following command.
- Now, hit “Enter” to start the scan and fix corrupted files.
That’s it. If the issue has occurred by a corrupted system file, this fix should work.
05. Reset the BIOS settings of the computer
However, if no one solutions we mentioned earlier worked for you, you should reset the BIOS settings. For many users, resetting BIOS has worked as a solution. So, follow the steps below to solve “was not migrated due to partial or ambiguous match” error.
- Press the “Shift” on your keyboard & hold it while clicking on the “Restart” on the PC.
- Go the option called “Troubleshoot” first and then move to “Advanced Options” as well.
- After that, go to the option labeled “UEFI Firmware Settings.”
- Now, press the “F9” key on the keyboard so the BIOS settings will be reset.
This should fix “was not migrated due to partial or ambiguous match” error for you.
Part 3: Recovering the files lost due to “was not migrated due to partial or ambiguous match” error
It is a pretty common instance to experience data loss due to this error. What if you have come across such a situation? Do you have to give up on those files? Probably not. There is a very smart and effective way to recover lost data on your hard drive. In fact, as per this method, we use a special tool called Tenorshare 4DDiG for Windows Data Recovery. Although there’re plenty of tools to recover lost data from hard disks, Tenorshare 4DDiG stands out from the crowd. There are plenty of reasons for us to consider 4DDiG as the best in the business.
4DDiG is a very simple and incredibly powerful application that can recover data from hard drives on Windows systems. It is user-friendly, and on top of that, it requires no technical expertise from users to recover deleted data.
You can follow the easy instructions mentioned below to recover lost data from your hard disk.
- First, you should download Tenorshare 4DDiG for Windows Data Recovery on your computer from their official website.
- Then, install it and launch it on the PC.
- After that, you should select the drive (which is in question) and hit the “Scan” button.
- You can preview the files that are recoverable before you actually recover them. Then, you can select the files you intend to recover and select the option called “Recover.”
- Now, you should select a destination so the recovered files will be saved there.
That’s it. Tenorshare 4DDiG will save the recovered files in the folder you have already defined.
Was not migrated due to partial or ambiguous match – FAQ
Q: What can cause “was not migrated due to partial or ambiguous match” issue on Windows 10?
There are plenty of reasons. It can be an issue with the port, hardware, drivers, software incompatibility, and so on.
Q: What does the “was not migrated due to partial or ambiguous match” message actually say?
Simply put, this message says that the system could not complete the migration process with the hard drive.
Q: What are the fixes I can try?
- Check if the USB ports are working properly.
- Check the drivers and reinstall them.
- Perform an update on chipset drivers
- Perform a System File Check (sfc /scannnow)
- Reset the PC’s BIOS to fix was not migrated due to partial or ambiguous match error.