To verify whether a Microsoft email is legitimate, use the correct account, product, permissions, and destination. This guide explains the supported workflow and the checks that confirm the result.
Identify the Message, Account, and Destination
Confirm the owning account, required permissions, affected files or services, and the exact outcome you need. Keep a backup when the task changes local content or removes access.
Quick Outlook Workflow
First, check your email attachments, Downloads, OneDrive, and Documents for file names ending in .pub. Next, open the file in Microsoft Publisher, and verify the final state before changing any backup or secondary account.
How to Verify Whether a Microsoft Email Is Legitimate

- Check your email attachments, Downloads, OneDrive, and Documents for file names ending in .pub
- Open the file in Microsoft Publisher
- Select File > Save As
- Choose the folder where the converted file should be saved
- Use a PowerShell automation script that opens each Publisher file and exports it to PDF
- Run the script with filters such as
After the final step, reopen the affected app, portal, file, or account page and confirm the exact status or behavior described in the title.
Use WPS Office for Related Work While Resolving This Microsoft Issue

WPS Office does not replace the Outlook or Exchange mailbox control required for verifying whether a Microsoft email is legitimate. Complete the mailbox, delivery, account, or server action in Outlook or the Microsoft 365 portal.
While you work on verifying whether a Microsoft email is legitimate, WPS Office provides a free Microsoft Office-compatible workspace through Writer, Spreadsheets, Presentation, and PDF. It opens and saves common DOCX, XLSX, PPTX, and PDF files in a familiar interface, so related local work can continue without waiting for the Microsoft-side issue to be fixed.
For work related to verifying whether a Microsoft email is legitimate, WPS AI can assist with drafting and rewriting in Writer, formulas and data insights in Spreadsheets, editable slide creation in Presentation, and summaries or document questions in PDF.
Test advanced macros, add-ins, external connections, sensitivity controls, and Microsoft-only cloud integrations on a copy before moving a critical workflow. WPS AI availability and usage limits can vary by plan, platform, region, and app version.
Practical Checks That Prevent a Repeat
- Record which account, app, and file owns the workflow
- Keep a verified backup before removing access, changing ownership, or replacing a local file
- Apply high-impact changes to one test item or user before expanding the scope
- Save confirmation numbers, dates, and screenshots of the final settings when they affect billing, security, or permissions
Frequently Asked Questions
What should I verify before I check your email attachments?
Check your email attachments, Downloads, OneDrive, and Documents for file names ending in .pub. The available Send to OneNote behavior depends on Outlook and OneNote versions. Test one message first, then confirm whether each selected email creates a page or combines content.
Why is it important to open the file in Microsoft Publisher?
Verify sender, recipients, sent date, subject, body, attachments, and the destination notebook or section. Confirm the account type, product version, ownership, and permissions before assuming the control is unavailable.
Can I safely test the step to select File > Save As on a limited scope?
Not every Outlook voting or actionable-message workflow prevents a later change. The sender must use the capabilities supported by that message type or form. Keep the relevant backup or confirmation until you have checked the result.
What final check proves I was able to verify whether a Microsoft email is legitimate?
Run the script with filters such as. Reopen the affected app or portal and confirm that the expected status persists.




