Skip to content
OutageDeck

Incident detail

**Summary** Gmail Android users using Microsoft Exchange Online may fail to log in due to authentication issues.…

Summary: Gmail Android users using Microsoft Exchange Online may fail to log in due to authentication issues. Description: We are experiencing an issue with Gmail beginning on Saturday 2026-05-06. Our engineering team continues to investigate the issue. We will provide more information by Monday, 2026-05-18 15:00 US/Pacific with current details. We apologize to all who are affected by the disruption. Customer Symptoms: Impacted users may experience authentication failures while logging in to Microsoft Exchange Online through Gmail App on Android devices. Workaround: Affected users can use Microsoft web app to access the Inbox.

Resolved incidentMinor1 affected service

Timeline window

to

Sponsored placement

Google AdSense placeholder

This slot is reserved for future AdSense placement. It stays as a non-invasive placeholder until a client ID and slot ID are configured.

Timeline

Incident updates

Updates are normalized from the official source chronology so timeline changes remain easy to scan.

  1. Investigating

    **Summary** Gmail Android users using Microsoft Exchange Online may fail to log in due to authentication issues. **Description** We are experiencing an issue with Gmail beginning on Saturday 2026-05-06. Our engineering team continues to investigate the issue. We will provide more information by Monday, 2026-05-18 15:00 US/Pacific with current details. We apologize to all who are affected by the disruption. **Customer Symptoms** Impacted users may experience authentication failures while logging in to Microsoft Exchange Online through Gmail App on Android devices. **Workaround** Affected users can use Microsoft web app to access the Inbox.

  2. Monitoring

    **Summary** Gmail Android users using Microsoft Exchange Online accounts may fail to Log In and Sync due to authentication issues. **Description** We are experiencing an issue with Gmail Android client connecting with Microsoft Exchange Online accounts beginning on Saturday 2026-05-06. Our engineering team has identified the issue and is actively working on rolling out a fix to unblock all the affected customers. We will provide more information by Tuesday, 2026-05-19 15:00 US/Pacific with current details. We apologize to all who are affected by the disruption. **Customer Symptoms** Impacted users may experience authentication and sync failures while using Microsoft Exchange Online accounts through Gmail App on Android devices. **Workaround** Affected users can use Microsoft Web App to access the Inbox.

  3. Monitoring

    **Summary** Gmail Android users using Microsoft Exchange Online accounts may fail to Log In and Sync due to authentication issues. **Description** We are experiencing an issue with Gmail Android client connecting with Microsoft Exchange Online accounts beginning on Saturday 2026-05-06. Our engineering team has identified the issue and started rolling out a new version of Gmail Android release that contains the fix to unblock users. Users already on the new app version will be able to Log In and Sync their accounts successfully. We will provide more information by Thursday, 2026-05-21 17:00 US/Pacific with current details. We apologize to all who are affected by the disruption. **Customer Symptoms** Impacted users may experience authentication and sync failures while using Microsoft Exchange Online accounts through Gmail App on Android devices. **Workaround** Affected users can use Microsoft Web App to access the Inbox.

  4. Monitoring

    **Summary** Gmail Android users using Microsoft Exchange Online accounts may fail to Log In and Sync due to authentication issues. **Description** Our engineering team identified the issue and released a new version of the Gmail Android application (version 2026.05.11) to the Google Play Store, which contains a fix to unblock affected users. If you are currently encountering this issue, please upgrade to the latest version of the Gmail Android app. Users operating on the new app version should be able to successfully log in and sync their accounts. We will provide more information by Friday, 2026-05-22 17:00 US/Pacific with current details. We thank you for your patience while we are working on resolving the issue. **Symptoms** Impacted users may experience authentication and sync failures while using Microsoft Exchange Online accounts through Gmail App on Android devices. **Workaround** Affected users could update to the latest version of Gmail Android (version 2026.05.11) in Google Play Store.

  5. Resolved

    **Summary** [Resolved] Gmail Android users utilizing Microsoft Exchange Online accounts experienced authentication and synchronization failures. **Description** The issue with Gmail has been resolved in the new Gmail android release (version 2026.05.11) as of Thursday, 2026-05-21 15:00 PDT. Our engineering team identified the issue and released a new version of the Gmail Android application to the Google Play Store, which contains a fix to unblock affected users. If you are currently encountering this issue, please upgrade to the latest version of the Gmail Android app. Users operating on the new app version will be able to successfully log in and sync their accounts. We thank you for your patience while we worked on resolving the issue. **Symptoms** Impacted users might have experienced authentication and sync failures while using Microsoft Exchange Online accounts through Gmail App on Android devices. **Workaround** Update to the latest version of Gmail Android (2026.05.11) in Google Play Store.