Activation Problems

Fix Office 2013 Blocked or Unlicensed Product Error

Maira Mehtab Sep 20, 2026 869 views

Question details

The user is unable to use Office 2013 on their computer and laptop because the software is blocked or displaying an unlicensed error message, despite owning a valid product key.

Product: Microsoft Office 2013
Device & OS: not provided
Scenario: Attempting to launch and use Office 2013 applications on a single-user setup involving a computer and a laptop.
Observed behavior: Office 2013 applications are blocked from editing or display an Unlicensed Product error upon startup.

Before you start

Ensure your computer has an active internet connection and locate your 25-character Office 2013 product key or the login details for the Microsoft account tied to your purchase.

Solution 1Recommended

Identify the Exact Activation Error Message

Use this method to determine if the issue is a simple licensing glitch or a strict block due to license limit violations.

Office 2013 retail licenses are generally restricted to a single PC. Attempting to activate the software on both a desktop computer and a laptop simultaneously may trigger Microsoft's activation blocks.

First, you must diagnose exactly what error Office is reporting to apply the correct fix.

Launch an Office Application

Open Microsoft Word or Excel. If a pop-up appears immediately, read the exact wording (e.g., 'Unlicensed Product' or 'Activation Wizard').

Check Account Information

Click on the 'File' tab in the top left corner, then select 'Account' from the left-hand menu.

Review Product Status

Look under the 'Product Information' section on the right side. Note whether it says 'Product Deactivated', 'Unlicensed Product', or requires a sign-in.

Re-enter Product Key or Sign In

Click on 'Change Product Key' or 'Sign In' under the warning message and enter the credentials associated with your Office 2013 purchase to refresh the activation status.

License Limitations: If you are trying to use a single Office 2013 license on both your computer and your laptop, the second activation will likely be blocked by Microsoft's servers. You may need to purchase a secondary license or transfer the current one.

Solution 2

Run an Office Repair and Administrator Launch

Sometimes Windows permission issues prevent Office 2013 from verifying its license status locally.

Free Microsoft Office alternative

Switch to WPS Office to Avoid Licensing Headaches

If your Office 2013 activation remains permanently blocked or you no longer want to deal with strict license limits across your devices, WPS Office is a completely free, lightweight, and highly compatible alternative. Enjoy seamless document editing on multiple devices without complex activation procedures.

1. Download WPS Office: Visit the official WPS website and download the free installation package for your operating system.
2. Install the Software: Run the downloaded installer and follow the simple on-screen instructions to set up the software.
3. Open Your Files Instantly: Launch WPS Office and directly open your existing Office 2013 documents without any formatting loss or unlicensed product pop-ups.

Completely free to use with no complex product key activations requiredExcellent compatibility with Microsoft Word, Excel, and PowerPoint formats (.docx, .xlsx, .pptx)Lightweight installation that won't slow down older laptops or PCsSupports multi-device usage across Windows, Mac, Linux, iOS, and Android

microsoft office alternative - wps office

Frequently Asked Questions

Why does my Office 2013 suddenly say unlicensed?

This typically occurs if the software loses communication with Microsoft's activation servers, if a major hardware change was detected on your PC, or if the system detects the same product key is active on more devices than your license permits.

Can I use my single Office 2013 license on both my desktop and laptop?

Standard retail versions of Office 2013 are licensed for installation on only one PC at a time. Installing and activating it on a second computer (like a laptop) without uninstalling it from the first will usually trigger an activation block.

How do I find my original Office 2013 product key?

If you purchased a physical copy, the 25-character key is on a card inside the packaging. For digital purchases, check your original email receipt or log in to the 'Services & subscriptions' page of the Microsoft account used to buy it.

Will I lose my documents if my Office 2013 is permanently blocked?

No, your documents remain completely safe on your local hard drive. However, until the Office activation issue is resolved, the applications will enter reduced functionality mode, meaning you will only be able to view documents, not edit or create new ones.

Installation & Activation