Category: Email / Google Workspace / Third-Party Apps

Summary: Use this guide when a client with Google MX records wants to use the Outlook Desktop App instead of the Gmail web interface.

Executive Summary

Many clients whose MX Records point to Google (Google Workspace) prefer using the Outlook Desktop App interface. Due to Google’s 2026 phase-out of legacy POP/IMAP "fetching," agents should always recommend the Native Google Sign-In (OAuth) method rather than manual server settings.

1. The Pre-Check (Verify Hosting)

Before troubleshooting, verify the domain is officially on Google Workspace.

• Tool: Use any DNSCheck / MX Lookup tool.

• Indicator: If the MX records show aspmx.l.google.com, they are a Google Workspace client.

2. The "Modern Auth" Setup (Recommended)

Do not provide manual IMAP/SMTP settings (e.g., imap.gmail.com). Instead, use OAuth:

1. Open Outlook (Desktop version).
    

2. Go to File > Add Account.
    

3. Enter the Full Email Address (e.g., user@miriver.ca).
    

4. The Google Pop-up: Outlook will detect the Google backend and open a dedicated Google sign-in window.
    

5. Sign In: Have the client enter their Google password and complete any 2-Factor Authentication on their phone.
    

6. Permissions: Click "Allow" to grant Outlook access.
    

7. Finished: Everything (Mail, Calendar, and Contacts) will sync automatically.

3. Why We Recommend This Over Manual IMAP

4. Troubleshooting Common Roadblocks

• Pop-up doesn't appear: Ensure the client is using a version of Outlook newer than 2016. Older versions do not support Modern Auth.
   

• "Admin Approval Required": If the client sees this, they must log into their Google Admin Console (admin.google.com) and allow "Microsoft Outlook" as a trusted third-party app under Security > API Controls.
   

• The "Rerouting" Confusion: If a client says they "forwarded" mail to Gmail, explain: "Google Workspace is your engine, and Outlook is your dashboard. You can log into your Google account directly inside Outlook to see all your mail in real-time.