Try All The Methods To Fix Error Code 0XC004C003 in Windows 10

After upgrading to Windows 10 or getting a fresh install of Windows, users confront the error code 0XC004C003 in Windows 10. Basically, the error code 0XC004C003 is related to the Windows Activation process. In general, during the updating process, the product key which you have inserted might not be valid. As a result, the error code appears on the system’s screen.

Due to this error code, an error message appears which says “We can’t activate Windows on this device because you don’t have a valid digital license or product key (Error Code 0XC004C003)”. The main reason behind the error code is that the Windows Servers are over packed.

If you are traveling through the same situation, then follow this guideline. Here, we are going to provide some effective steps to get rid of this situation.

Solutions to Troubleshoot Error Code 0XC004C003 in Windows 10

We have sorted these simple solutions in order to fix error code 0XC004C003 in Windows 10. Go through the steps carefully and apply them accordingly to get rid of this situation.

Method 1: Using slmgr.vbs Command

It is noticeable that a huge number of Windows users try to upgrade the OS. As a result, the activation server might get overloaded and rejects some of the connections.

Hence, to update the Windows, you need to use the slmgr.vbs command. To apply the process, go through the following steps and fix the issue in no time.

Step 1

At first, press the Start button and type command prompt in the search bar. Then, press the Enter button to expand the Command Prompt box.

Step 2

In the Command Prompt box, type ‘slmgr.vbs –rearm’. Press the Enter button to execute the command. Then, you should wait for a couple of minutes and restart the system.

Method 2: Check the Product Key is Valid

It is necessary to enter a valid product key while upgrading Windows 10.  The error code might appear when you entered the wrong or an invalid product key.

Hence, you have to verify the product key. If you purchase the product key, you need to contact the vendor and ask them to verify the key. Otherwise, you can replace it.

Method 3: Update the BIOS

As we know that the Windows product key is closely related to the hardware. Hence, if you are failed to upgrade the Windows, then the problem might be in the BIOS. therefore, it is advised that update the BIOS, in order to fix the error code 0XC004C003.

Updating the BIOS will bring new features in the hardware. It also improves the Diagnostics and security update as well.

To update the BIOS, first, you need to check what version of BIOS you are using currently. To do that, you need to press the Windows key + R and then type MS info and hit the Enter button.

Basically, this is going to give you a summary of information about your device. After that, navigate to the BIOS version/ Date section. Besides the option, you will find the system model name and the version of BIOS as well.

Now, to download the latest version of System Setup, you need to visit the developer’s website. Under the Enter, your service tag section, type your system’s service tag and then click Submit option. If you do not have the system service tag handy, then you can click Detect my product option.

Then, you need to review the system’s terms and conditions page. After that, click Yes, I Agree option. When it completes, you will be routed to your computer’s product support page.

After that, click the Get Drivers tab on the left panel of the system screen. Now, select View all drivers to see the list of drivers and applications available for your system.

Meanwhile, move to the Category section and select BIOS from the dropdown list. Then, click the Download option and save the file on the desktop. Ensure that you do not turn off the system during the updating process. Click restart the system and check the error code still persist or not.

Method 4: Check the Internet Connection

It is necessary to check the internet connection that you are using. Because, to upgrade the Windows 10, you need a stable internet connection. Try to restart the connection and the system as well in order to fix the issue.

Method 5: Using Command Prompt

By running a single command in the Command Prompt, you can eliminate the error code easily. You can unveil the license key of Windows by performing the following steps.

Step 1

At first, press the Start button and type cmd in the search bar to open the Command Prompt option.

Step 2

Type the command wmic path SoftwareLicensingService get OA3xOriginalProductKey in the Command Prompt and hit the Enter button to execute it. Here, you will find the Product key.

Step 3

After that, press the Windows key and I at the same time to open the Settings application. Meanwhile, move to the Update and Security option.

Step 4

Now, go to the Activation section which is available in the left panel of the system screen and select the change the product key option from the right panel.

Step 5

Next, enter the product key which you got from Step 2 and hit the Next option.

This is the process on how to fix error code 0XC004C003 in Windows 10. After applying the steps successfully, try to upgrade the Windows and check whether the error code still there or not.

Method 6: Keep Trying to Activate Windows 10

The error code 0XC004C003 might occur due to Microsoft’s activation server. However, if you activate the Windows with a genuine version, you should not experience any activation error code. Hence, it is quite possible that the error code appears due to the Microsoft servers.

In order to eliminate the error code, try to activate the Windows 10 every hour.

These are methods in order to fix the error code 0XC004C003 in Windows 10. Follow the instructions carefully and select the steps wisely. With the help of these solutions, you can easily wipe out the error code easily and get the upgraded version of Windows.