How to Fix Microsoft 365 Access Denied Errors

If How to Fix Microsoft 365 Access Denied Errors is blocking you, start with the shortest checks, then move into the fuller repair sequence. This article keeps the Microsoft-side fix first and adds WPS Office only as a local-work backup.

A Closer Look at Microsoft 365 Access Denied Errors

Microsoft 365 Access Denied Errors prevents Microsoft 365 from working as expected. This page has been blocked as it violates the Acceptable Use Policy located in the Terms of Use.

First Actions That Help With Microsoft 365 Access Denied Errors

Based on your sharing, this is a SharePoint/OneDrive tenant-level block triggered by Microsoft's Acceptable Use Policy/Fraud Throttle system. This issue occurs if any user in your organization engages in activities that are prohibited by the Acceptable Use Policy for Microsoft Online Services and the only way to resolve this issue is to create a support ticket directly to Microsoft to verify the block and request to restore access.

Why Microsoft 365 Access Denied Errors Happens

• The Microsoft account in use may not match the purchase, mailbox, or license owner.

• Cached credentials, device policy, or a stalled service check may block the expected action.

• A subscription, permission, or temporary service issue may interrupt the workflow.

Recommended Steps to Clear Microsoft 365 Access Denied Errors

When to use this: Follow these steps when the symptoms match and you can access the relevant Microsoft account or escalate through Microsoft Support.

1. Based on your sharing, this is a SharePoint/OneDrive tenant-level block triggered by Microsoft's Acceptable Use Policy/Fraud Throttle system. This issue occurs if any user in your organization engages in activities that are prohibited by the Acceptable Use Policy for Microsoft Online Services and the only way to resolve this issue is to create a support ticket directly to Microsoft to verify the block and request to restore access.

2. I’d like to gently clarify that this is a user-to-user support forum. As a forum moderator, I do not have access to Microsoft’s internal systems required to investigate issues due to privacy and security constraints. My role here is limited to providing general guidance and solutions that can be applied by users. Please know that even though I can't directly intervene, directing you to the correct, specialized support is the most effective help I can provide from my position.

3. Sign into Microsoft 365 Admin Center using a Global Admin account for the affected tenant

4. At the bottom-right, select the Help & Support button (green icon)

5. Enter a clear request of your concern. For example:

6. "Our SharePoint/OneDrive tenant is blocked with FraudThrottle.htm#2057. We believe this is a mistake and we want to restore access"

Why this helps: The sequence separates identity, permission, and local-client issues before broader reinstall work.

If it still fails: Save the exact error text, account email, and screenshots for Microsoft Support.

Stay Productive in WPS Around Microsoft 365 Access Denied Errors

WPS Office cannot fix Microsoft account sign-in, Authenticator, billing, activation entitlement, OneDrive ownership, or admin locks. Those stay on the Microsoft side.

While that recovery continues, WPS Office can keep local editing moving:

1. Download and install WPS Office.

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

3. Save a local working copy until Microsoft access returns.

4. Move or sync files back through your normal workflow afterward.

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

Prevention Notes for Microsoft 365 Access Denied Errors

• Keep a backup verification method on important Microsoft accounts.

• Record which account owns each purchase, mailbox, and device license.

• Sign out of unused Microsoft profiles on shared PCs and update Office regularly.

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

Short FAQ on Microsoft 365 Access Denied Errors

Can WPS Office solve the Microsoft-side failure? No. It helps you keep editing compatible files locally while Microsoft account or service issues are handled in Microsoft tools.

Should I reinstall Office immediately? Usually not. Confirm the account, subscription, and exact error first unless Microsoft guidance for your case requires a reinstall.

What should I send to Microsoft Support? The affected account email, device type, exact error text, and screenshots of the failure.