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Activation Problems

Fix Office Home and Business 2021 for Mac Repeatedly Asking for Activation

Maira MehtabMaira Mehtab Sep 20, 2026 868 views

Question details

The user is experiencing a recurring activation prompt when opening Microsoft Office Home and Business 2021 on a Mac, alongside an error stating no activated license is available.

Product
Office Home & Business 2021
Device & OS
Mac
Scenario
Launching and attempting to use Office applications after installation.
Observed behavior
Office repeatedly prompts the user to sign in and displays an error indicating that no activated license is found, preventing standard use of the software.
Before you start

Ensure you have the exact Microsoft account credentials used to purchase Office 2021 and fully close all running Microsoft Office applications before proceeding.

Solution 1Recommended

Verify Account and Use the License Removal Tool

Clearing corrupted or incorrect license files using Microsoft's official removal tool is the most reliable way to fix the activation loop on macOS.

Often, your Mac retains outdated or incorrect license files from a previous Office installation. This tool securely wipes those hidden files so you can start with a clean activation state.

1
Verify your purchase

Navigate to account.microsoft.com/services in your web browser and sign in to confirm that your Office Home and Business 2021 license is actively linked to your account.

2
Download the License Removal Tool

Search for and download the official 'Microsoft Office License Removal Tool for Mac' from the Microsoft Support website.

3
Run the removal tool

Open the downloaded .pkg file and follow the on-screen installation prompts to remove the existing license files from your Mac.

4
Sign in to reactivate

Restart your Mac, open Microsoft Word, and click 'Sign In' when prompted. Enter the credentials of the account verified in step one to properly activate the software.

Data Safety: Running the License Removal Tool will not delete your personal documents, templates, or Outlook emails.
Free Microsoft Office alternative

Switch to WPS Office for Mac for a Hassle-Free Experience

If persistent Microsoft Office activation loops are disrupting your workflow, consider switching to WPS Office. It provides a lightweight, fully compatible, and free alternative that works seamlessly on Mac without complex activation hurdles.

  1. 1. Download WPS Office: Visit the official WPS website and click the free download button for the macOS version.
  2. 2. Install on your Mac: Open the downloaded package and drag the WPS Office icon into your Applications folder.
  3. 3. Open your files instantly: Launch WPS Office and directly open your existing Word, Excel, or PowerPoint files to continue working without activation barriers.
Fully compatible with Microsoft Office formats including DOCX, XLSX, and PPTX.No complicated license removal tools or recurring activation loops.Lightweight installation that runs smoothly across different macOS versions.All-in-one suite combining documents, spreadsheets, and presentations in a single app.
microsoft office alternative - wps office

Frequently Asked Questions

Why does my Mac say no license is found for Office 2021?

This commonly occurs if you are signed in with a different Microsoft account than the one used to purchase the software, or if the local license configuration files on your Mac have become corrupted.

Will the license removal tool delete my Word documents or Excel spreadsheets?

No, the Microsoft Office License Removal Tool exclusively targets hidden system files related to software activation. Your personal files and application preferences remain completely safe.

What should I do if removing the license and reinstalling still doesn't work?

If both troubleshooting methods fail, the issue may be on Microsoft's server end or related to a blocked product key. You will need to contact Microsoft Support directly to verify the status of your Office 2021 license.