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Activation Problems

How to Fix Microsoft 365 Suddenly Showing as Not Activated

Khadija KhanKhadija Khan Sep 29, 2026 868 views

Question details

The user needs to resolve an issue where their Microsoft 365 applications unexpectedly display a not activated status after functioning correctly for months.

How to Fix Microsoft 365 Suddenly Showing as Not Activated
Product
Microsoft 365
Device & OS
not provided
Scenario
Opening a Microsoft 365 application like Word or Excel and finding it deactivated.
Observed behavior
The software reports that it is not activated, restricting access to features and editing capabilities, despite previously working fine for several months.
Before you start

Ensure you have your Microsoft account login credentials handy, specifically the email and password used to purchase or register your Microsoft 365 subscription.

Solution 1Recommended

Verify Subscription and Update License in Office

Check your Microsoft account online to ensure your subscription is active, then force a license update within the Office application.

Often, Office simply loses sync with your Microsoft account or your billing details need to be updated online.

1
Log into Microsoft Services

Go to https://account.microsoft.com/services in your web browser and sign in with the Microsoft account associated with your purchase to verify that your subscription is active.

2
Open an Office App

Launch Microsoft Word or Excel on your computer.

3
Navigate to Account Settings

Click on 'File' in the top-left corner and select 'Account' (or 'Office Account') from the left-hand menu.

4
Update License

Click the 'Update License' button. You may need to sign out of your current session and sign back in using the correct purchasing account.

Verify Subscription and Update License in Office
Account Sync: Signing out and back in forces the application to fetch the most recent license data from Microsoft's servers.
Free Microsoft Office alternative

Avoid Subscription and Activation Issues with WPS Office

If your Microsoft 365 subscription has expired or you are tired of dealing with activation errors, WPS Office provides a free, lightweight, and highly compatible alternative. Enjoy seamless creation and editing of documents without worrying about recurring subscription fees.

  1. 1. Download the Installer: Visit the official WPS website and download the free WPS Office installation file.
  2. 2. Install WPS Office: Run the setup file and follow the quick on-screen instructions to install the software.
  3. 3. Open Your Files: Launch WPS Office to instantly open, edit, and save your existing Microsoft Office documents.
Completely free to use for essential daily document, spreadsheet, and presentation tasks without activation lockouts.Highly compatible with Microsoft Office formats including .docx, .xlsx, and .pptx.Familiar user interface ensuring a zero-learning-curve migration from Microsoft 365.Lightweight installation that takes up minimal system resources.
microsoft office alternative - wps office

Frequently Asked Questions

Why does my Microsoft 365 subscription suddenly say expired when it shouldn't?

This typically happens if auto-renew failed due to an expired credit card, or if you accidentally signed into Office with a different Microsoft account that does not hold the active subscription.

Will I lose my files if Microsoft 365 is not activated?

No, your local files are safe. An inactive Microsoft 365 product enters 'View Only' mode, meaning you can still open and print documents, but you will not be able to edit them or create new ones until the software is reactivated.

How do I check which Microsoft account is linked to my current Office software?

Open any Office application like Word, go to File > Account, and look under the 'User Information' and 'Product Information' sections to see the currently signed-in email address.