Easily Resolve Unable Delete Emails Outlook in Office 365

When Outlook stops working as expected, start with the shortest official checks before you reinstall anything.

Problem Description: Unable Delete Emails Outlook

I recently bought a new laptop and Office 365, upgrading from Microsoft 10. After migration, I have 11,000 deleted emails in my desktop Outlook Deleted Items folder. I tried to bulk delete them and was unable to do so. I also tried deleting them from my Web version of Gmail and was unable to do so. How do I permanently remove the emails? They are causing Outlook performance issues.

Quick Answer for Outlook Won't Complete Task

Right-click Deleted Items in Outlook and choose "Empty Folder".

Likely Causes Behind Common Send Triggers

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

• Cached credentials, outdated builds, or damaged local components can trigger send & receive issues.

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

Recommended Solution: Restoring Outlook After Errors

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

1. If emails persist, switch to Work Offline via Send/Receive, delete messages, then switch back online.

2. For Gmail syncing, log in to Gmail, go to All Mail and Trash, select all mail, and click "Delete Forever" to expunge.

3. If issues continue, close Outlook, open Control Panel > Mail > Data Files, highlight your Gmail profile, and rebuild it.

Alternative Solutions for Broader Send Workarounds

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: Using WPS While Outlook Is Unavailable

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 Avoiding Repeat Send

• 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.

• Document exact error messages before the next troubleshooting attempt.

FAQs About Unable Troubleshooting FAQ

Can WPS Office fix this send & receive issues 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 Outlook 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.