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Product Key Issues

Fix Office 2013 Keeps Asking for Product Key on Windows 11

Olivia MillerOlivia Miller Sep 29, 2026 869 views

Question details

The user needs to resolve an issue where Office 2013 continuously prompts for a product key upon launching applications, despite previously accepting the key.

How to Fix Office 2013 Repeatedly Prompting for Product Key on Windows 11
Product
Microsoft Office 2013
Device & OS
Windows 11
Scenario
Launching an Office 2013 application after a fresh Windows 11 and Office installation.
Observed behavior
Office 2013 accepts the product key but fails to save the activation status, repeatedly asking for the key every time an application is reopened.
Before you start

Ensure you have your genuine 25-character Office 2013 product key ready and verify that your Windows 11 system is fully updated before attempting to re-activate.

Solution 1Recommended

Run Office as Administrator to Save the Product Key

Running the application with administrative privileges allows Office to correctly write the activation data to the Windows registry.

Because Office 2013 is older software, it sometimes lacks the necessary permissions to save licensing information on newer operating systems like Windows 11. Launching it as an administrator bridges this permission gap.

1
Close all applications

Ensure all Microsoft Office applications, including Word, Excel, and Outlook, are completely closed.

2
Run as administrator

Search for Word in the Windows Start menu, right-click the Word application icon, and select Run as administrator.

3
Enter the product key

When the activation prompt appears, enter your 25-character Office 2013 product key and confirm.

4
Restart the application

Close Word and restart it normally to verify if the product key prompt has been successfully resolved.

Run Office as Administrator to Save the Product Key
One-Time Action: You only need to run the application as an administrator once to save the product key. Subsequent launches can be done normally.
Free Microsoft Office alternative

Upgrade to WPS Office for a Hassle-Free Experience on Windows 11

Microsoft Office 2013 has reached its end of support and frequently faces activation and compatibility issues on Windows 11. WPS Office is a lightweight, modern, and completely free alternative that works seamlessly on all the latest operating systems without frustrating product key prompts.

  1. 1. Download the installer: Visit the official WPS website and click the free download button to get the latest version for Windows.
  2. 2. Install WPS Office: Run the downloaded executable file and follow the straightforward on-screen setup instructions.
  3. 3. Open your files: Launch WPS Office and open your existing Word, Excel, or PowerPoint files instantly, with zero formatting loss.
Fully compatible with Microsoft Office formats including .docx, .xlsx, and .pptx.No complicated product key activations or outdated licensing services.Lightweight installation with a familiar, easy-to-use user interface.100% free with robust features for Word, Excel, and PDF editing.
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Frequently Asked Questions

Why does Office 2013 keep asking for activation on Windows 11?

Office 2013 is an older, unsupported software. Its licensing service sometimes lacks the correct administrative permissions to write activation keys to the Windows 11 registry, causing it to ask for the key repeatedly. Running the app as an administrator usually resolves this.

Does Microsoft still support Office 2013?

No, Microsoft officially ended all support for Office 2013 on April 11, 2023. This means it no longer receives security updates, bug fixes, or technical support, which can lead to unexpected compatibility issues on newer OS versions like Windows 11.

How do I activate Office 2013 by telephone?

Open any Office 2013 application, navigate to File > Account > Change Product Key, enter your key, and select the option to Activate by telephone. You will then need to call the Microsoft support number provided on your screen and follow the automated prompts.