Title: Latest information from Microsoft, Users experiencing Outlook connection issues and crashes, EX218604
User Impact: Users may experience crashes or may be unable to connect via Outlook.
More info: Our analysis indicates that Outlook on the web and mobile clients are unaffected. Users may be able to leverage those protocols as an alternative means to access email and service features while we remediate this problem.
Affected users will likely receive an error message that reads: "Outlook couldn't start last time. Safe mode could help you troubleshoot the problem, but some features might not be available in this mode. Do you want to start in Safe Mode?"
Further information on what admins will see in event viewer for this crash event can be found here: https://support.microsoft.com/en-us/office/active-investigation-into-outlook-crashing-on-launch-9c59ad4b-813c-432a-afdc-f14717a4528d?ui=en-us&rs=en-us&ad=us
Current status: Our fix is rolling out as expected and we've confirmed that users are experiencing service restoration as the solution reaches their respective environments. We're actively monitoring this process to ensure that our fix reaches all customers as soon as possible.
Scope of impact: This issue may potentially affect any of your users attempting to use Outlook.
Estimated time to resolve: We expect this issue to be completely resolved for all affected users by July 15, 2020 at 9:30 PM UTC.