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Activation Problems

How to Restore Microsoft 365 After a Laptop Repair

Amos GikundaAmos Gikunda Sep 29, 2026 869 views

Question details

The user needs to recover their legitimate Microsoft 365 subscription after a repair shop installed a different, unauthorized, or trial version of Microsoft Office.

How to Restore Microsoft 365 After a Repair Shop Installed Another Office Version
Product
Microsoft 365
Device & OS
not provided
Scenario
A laptop was recently repaired, and the repair technician installed an incorrect version of Microsoft Office.
Observed behavior
The currently installed Office version displays the error message 'This copy of Microsoft Office is not activated'.
Before you start

Ensure you have the email address and password for the exact Microsoft account associated with your active Microsoft 365 Personal, Family, or Business subscription.

Solution 1Recommended

Uninstall the Incorrect Office Version and Reinstall Microsoft 365

Remove the unauthorized or trial version installed by the repair shop and download your official Microsoft 365 setup directly from your account.

Repair shops often install generic trial versions of Office to test the system. Since these installations do not match your personal Microsoft 365 account license, they will fail to activate. You must completely remove this version before reinstalling your own.

1
Uninstall the incorrect version

Open the Windows Control Panel, go to 'Programs and Features', find the Microsoft Office version installed by the repair shop in the list, right-click it, and select 'Uninstall'.

2
Sign in to your Microsoft Account

Open your web browser, navigate to https://account.microsoft.com/services, and sign in with the Microsoft account linked to your Microsoft 365 subscription.

3
Download Microsoft 365

Locate your active Microsoft 365 subscription on the dashboard, click the 'Install' button, and follow the on-screen instructions to download the installer.

4
Install and Activate

Run the downloaded setup file. Once the installation is complete, open Word or Excel and sign in with your Microsoft account when prompted to activate the software.

Uninstall the Incorrect Office Version and Reinstall Microsoft 365
Activation Complete: Once signed in, Microsoft 365 will automatically connect to your subscription and remove the 'not activated' warning.
Free Microsoft Office alternative

Try WPS Office: A Free, Lightweight Alternative to Microsoft 365

If you are tired of dealing with complex Microsoft 365 activation issues, recurring subscription fees, or confusing trial versions, WPS Office offers a seamless solution. It is a completely free, lightweight, and user-friendly office suite that provides exceptional compatibility with Microsoft formats.

  1. 1. Download WPS Office: Visit the official WPS website and click the free download button for your operating system.
  2. 2. Install the Software: Run the downloaded installer and follow the quick installation wizard to set up the suite.
  3. 3. Start Creating: Open WPS Writer, Spreadsheet, or Presentation and begin editing your existing Microsoft files immediately.
Highly compatible with Microsoft Office formats (.docx, .xlsx, .pptx)Free to use with a familiar, easy-to-learn user interfaceLightweight installation that runs smoothly on older or repaired laptopsNo complicated activation processes or forced monthly subscriptions
microsoft office alternative - wps office

Frequently Asked Questions

Why does my repaired laptop say Office is not activated?

Repair shops often install a generic trial or a different volume license version of Office to test the system after a repair. Since it doesn't match your personal Microsoft 365 account, it fails to activate and displays an error.

Do I have to pay again if the repair shop deleted my Microsoft 365?

No. Your Microsoft 365 subscription is tied to your Microsoft account, not the physical laptop. You can reinstall and activate it for free by signing into your account's Services and Subscriptions page.

How do I know which Microsoft account is linked to my subscription?

You can check by searching your email inboxes for billing receipts from Microsoft, or by attempting to sign in at account.microsoft.com to see if an active subscription is listed under your services.