Fix Microsoft 365 Account Locked in Microsoft 365 on Windows

This guide walks you through account locked & blocked using Microsoft-supported steps first, with WPS only where it genuinely helps.

Problem Description: Microsoft 365 Account Locked

Microsoft 365 Account Locked is the issue affecting Microsoft 365. When trying to log into various web sites (ie. Have tried following Ms.com support to change pw but have had no luck.

Quick Answer for Microsoft 365 Setup on New Device

Account Locked & Blocked usually involves saved credentials, account identity, security information, or organization policy rather than the application alone. Confirm the correct account context before resetting authentication or escalating to an administrator.

Likely Causes Behind Account Locked Root Factors

• The Microsoft account or license context may not match the purchase or device.

• Cached credentials, outdated builds, or damaged local components can trigger account locked & blocked.

• A file-specific corruption or add-in conflict can mimic a broader application failure.

Recommended Solution: Installing Microsoft 365 on a New PC

When to use this: Apply these steps when the symptoms match and you can access the relevant Microsoft account or administrator.

1. Sign in to the Microsoft 365 admin center.

2. Select Reset password.

3. Select Save changes.

4. Contact Microsoft Support.

5. Go to and try to sign in.

6. Reset the password, or.

Alternative Solutions for Secondary Login Fixes

1. Retry the Microsoft-side steps after restarting the app and device.

2. Test the same action in a private browser session or a new blank file to isolate account vs file issues.

3. Capture exact error text and screenshots before contacting Microsoft Support or your administrator.

Working with WPS Office: WPS as a Local Alternative

WPS Office cannot replace Microsoft account, activation, or cloud fixes for this scenario. It remains one of the best free Microsoft Office-compatible alternatives for opening and editing local files.

1. Download and install WPS Office from the official website.

2. Open local Word, Excel, PowerPoint, or PDF files in the matching WPS app.

3. Save a working copy locally while Microsoft-side issues are resolved.

4. Return to Microsoft Office after the primary fix succeeds.

If you need a practical local workspace in the meantime, try WPS Office.

Prevention Tips for Keeping Microsoft 365 Stable Long Term

• Keep one primary Microsoft account for subscriptions and Office sign-in.

• Install updates for Office and Windows before retrying failed workflows.

• Back up important files before repair, reset, or reinstall actions.

• Register more than one MFA method and keep recovery contacts current.

FAQs About Microsoft 365 Support Questions

Can WPS Office fix this account locked & blocked issue directly? Only when the WPS steps match the formatting or file task. Account, activation, and cloud issues stay on the Microsoft side.

Should I reinstall Microsoft 365 before trying these steps? Not first. Confirm account, license, and the exact error before reinstalling.

What should I send to Microsoft Support? The affected account email, device type, Office version, exact error text, and screenshots with personal data hidden.