Account Security Problems

How to Secure Your Microsoft Office Account After Buying a License

Chanuka Geekiyanage Oct 7, 2026 868 views

Question details

The user needs to secure their Microsoft Office personal license account to prevent unauthorized access from shared computers or other unknown devices.

How to Secure Your Microsoft Office Account After Buying a Personal License

Product: Microsoft Office
Device & OS: not provided
Scenario: Managing account security after purchasing a Microsoft Office personal license or suspecting active sessions on unauthorized devices.
Observed behavior: The user wants to establish a secure state for their account by terminating active sessions, updating passwords, and configuring multi-factor authentication.

Before you start

Ensure you have access to the primary email address and phone number associated with your Microsoft account, as you will need them to receive security verification codes during this process.

Solution 1Recommended

Change Your Password and Sign Out of All Active Sessions

This is the most effective way to immediately revoke access from any unauthorized devices or shared computers that might still be logged into your account.

By changing your password and forcing a global sign-out, you ensure that anyone attempting to use your Office license on another device will be disconnected and prompted for the new credentials.

Change your Microsoft account password

Go to the Microsoft password reset page at https://account.live.com/password/Change and create a strong, unique password.

Access your Microsoft account security dashboard

Navigate to account.microsoft.com and sign in with your newly updated credentials. From the main dashboard, click on the 'Security' tab.

Open advanced security options

Under the Security section, click on 'Advanced security options' to view your detailed account protection settings.

Sign out of all devices

Scroll down the page until you find the 'Sign me out' section. Click the 'Sign me out' link to terminate all active sessions across all devices.

Change Your Password and Sign Out of All Active Sessions

Sign-out Delay: It may take up to 24 hours for Microsoft to fully sign you out of all devices. You will need to manually sign back in on your trusted personal computer.

Solution 2

Enable and Verify Two-Factor Authentication (2FA)

Adding multi-factor authentication ensures that even if someone discovers your password, they cannot access your Office account without a secondary verification step.

Free Microsoft Office alternative

Try WPS Office: A Secure, Free, and Lightweight Alternative

If you are tired of complex account security management and expensive subscription models, WPS Office is an excellent alternative. It provides a secure, locally-focused editing experience with full compatibility for your existing files.

1. Visit the WPS website: Go to the official WPS Office website to download the secure installation package.
2. Install the software: Run the downloaded installer and follow the simple on-screen instructions to set up WPS Office on your device.
3. Open and edit your files: Launch WPS Office and immediately begin working on your documents without worrying about cloud session limits.

Completely free to use with robust tools for Word, Excel, and PowerPointHighly compatible with Microsoft Office formats (.docx, .xlsx, .pptx)Lightweight installation that runs smoothly on almost any deviceDoes not force complex account syncing to edit your local files securely

microsoft office alternative - wps office

Frequently Asked Questions

How do I check if someone else is using my Microsoft Office account?

You can review your account's recent login activity by visiting account.microsoft.com, selecting 'Security', and clicking on 'Sign-in activity'. This page displays the exact dates, times, and geographic locations of all recent successful and unsuccessful login attempts.

Will signing out of all devices delete my saved Office documents?

No, forcing a sign-out only removes account access from the devices. All your documents saved locally on those devices or backed up to your OneDrive cloud storage will remain completely safe and unaltered.

Can I share my Microsoft Office Personal license with a family member?

No, a Personal license is strictly for one individual user. If you wish to legitimately share Office applications and separate cloud storage with up to five other people, you will need to upgrade to a Microsoft 365 Family plan.

What should I do if I cannot access my account to change the password?

If you are locked out, you must use the Microsoft Account Recovery form. Go to the Microsoft sign-in page, click 'Forgot password?', and follow the prompts to verify your identity using your backup email or phone number.

Microsoft Office Security Issues