How to Solve Error Code 0x4004f00c Office Activation Error in Microsoft

Error 0x4004f00c is an office activation Error. You might see this in Office version 2013, 2010, and Office 365. This 0x4004f00c error code in office 2013 mostly occurs because of source file corruption or hardware changes. Follow the below steps to fix the error code. Take technical support from chat if you have any difficulty in debugging.

Disclaimers: Office Activation needs the verification of the license keys and the account verification. If you cannot fix this issue, please contact the technician for support.

Error 0x4004f00c

Applicable to the Following Operating Systems:

  • Microsoft Office 365
  • Microsoft Office 2019/2021
  • Windows 10/11

Symptoms of Error 0x4004f00c:

  • You will get an error message while installing /opening office.
  • Microsoft Office applications will stop
  • Your computer periodically “freezes” for a few seconds at a time.
  • Your PC frequently crashes with Error 0x4004f00c when running the same program.

Steps to Resolve Office Activation Error 0x4004f00c:

  1. Remove temporary files
  2. Clean the previous version of Office
  3. Repair and Uninstall Office
  4. Install the Office program again
  5. Windows registry fix

1. Remove Temporary Files by Using the Disk Cleanup Utility:-

  • Let’s start opens my computer and right click on the system drive and then select the properties.
  • Then open general tab and click disk cleanup.
  • Scroll down the files to remove files list, and then select temporary files.
  • And then click okay, to confirm remove the files.
  • Finally, close the system drive properties.

2. Clean the Previous Version of Office:-

Open the control panel and select the programs and features. Find the previous version of the office in the list of programs, Double-click the older version program to start the uninstall and follow the conditions to uninstall the office program.

3. Repair and Uninstall the Office:-

The internet is required to repair the office and follow the process of repairing the office.

  • Click Start and open the control panel then select programs.
  • Under the programs and features click uninstall a program.
  • Then select Microsoft Office Starter and click change option.
  • click the remove all the office users settings related to this product and then click yes to begin the repair.
  • Once the program completes repairing then use as usual before.

If you receive an error message that the repair failed, try uninstalling Microsoft Office Starter.

  • Click start and open the control panel then select programs.
  • Under the programs and features click uninstall a program.
  • Then select Microsoft Office Starter and click uninstall option.
  • click the remove all the office users settings related to this product and then click yes to begin the uninstalling and follow the on-screen instructions.
  • Once the uninstalling process is completed then reinstall the office.

4. Install the Office Program Again:-

  • Click Start, All Programs, and then click Microsoft Office Starter 2010.
  • Click Use to start the install program following the on-screen instructions.
  • Once the program completes the install, you should be able to use as before.

5. Windows Registry Fix:-

Windows 7 registry contains the entire “blueprint” of your Windows installation. If your registry gets corrupted, either through a bad driver, a failed uninstallation, or a variety of other reasons, you can usually quickly fix it by performing a system restore to a time when the computer was working properly. You can also use registry cleaning programs like CCleaner to scan for and fix errors.

If you would like to have a support taken through a technical assistance, feel free to initiate a chat or write us on with the complete information of the computer make and model, office or windows operating system versions and the best time to reach you for support.

In Conclusion,

We provide support for Microsoft products like Windows and Office and Outlook, we can also set up free tools provided and included with Microsoft Windows and can train you on how to use them to maintain the health of your computer. You can also ask for System Repair Image support or some Recovery help, we also restore your computer to a point when it was working fine without any issues.
Feel free to chat with us for any support. A free assistance can be provided for all the basic troubleshooting without any additional resources.
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