Issue affecting viewing email content in Outlook

Update timeline

1. monitoring May 11, 2021, 09:42 PM UTC

   See tweet from Microsoft - https://twitter.com/MSFT365Status/status/1392208966231355392 More information is available in the Microsoft 365 Admin Center under incident 'EX255650: Issue affecting viewing email content in Outlook' ============== User Impact: Users may be unable to view email message content within Outlook. More info: Initial reports indicate that Outlook on the web is unaffected and users with access to Outlook on the web can view email messages there while we work on a solution. Current status: Microsoft is gathering and analyzing data in an effort to isolate the cause of impact. Initial reports indicate that impact is specific to the Outlook client and users with access to other protocols, such as Outlook on the web or the Outlook mobile app, can view message content in those platforms as a potential workaround. Scope of impact: This issue could affect any user attempting to view an email message in the Outlook client. ============== As a temporary workaround you may wish to roll back Microsoft Office to latest April 2021 release To do this please follow these steps: 1. Open a command prompt by clicking on the Start Menu and typing CMD. When the 'Command Prompt' result appears, right click on it and choose "run as admin". 2. In the command prompt type C:\Program Files\Common Files\microsoft shared\ClickToRun and press enter. 3. You will now be in the ClickToRun folder. Type officec2rclient.exe" /update user updatetoversion=16.0.13901.20462 and press enter. 4. Microsoft Office will now download the specified version of Microsoft Office and roll back to that previous version. Please be patient as this may take a few minutes or longer, depending on your computer and Internet connection speed. 5. When the updates are finished installing, you will be shown a screen stating 'Updates were installed.' You can press the Close button on this screen. 6. Microsoft Outlook will now be rolled back to the previous version, and you should be able to start Microsoft Outlook again. You can now close the Command Prompt by clicking on the X button.

2. resolved May 11, 2021, 10:07 PM UTC

   This incident has been resolved.