Microsoft 365 Alert – Service Degradation – Exchange Online – Some users may be unable to download attachments from Outlook on the web – ONGOING

03/04/2024 09:00:00 AM

NHSMail Reference: INC42259139

Microsoft Reference: EX764050

Issue Status: ONGOING

Issue Description: Some users may be unable to download attachments from Outlook on the web.

More info: While we’re focused on remediation, users may sign out and back into Outlook on the web to temporarily mitigate the impact.

Current Update: 12/04/2024 08:45:00 AM Microsoft are continuing to monitor the fix as it deploys to all affected environments, which is taking longer than initially anticipated. They’ll aim to provide a estimated timeline for the fix to finish deployment by their next scheduled update.

Scope of impact: Some users attempting to download attachments from Outlook on the web may be impacted.

Root cause: A recent update, intended to improve the reliability of Outlook on the web, contains a code configuration issue that’s causing long running sessions and may prevent attachment downloads

Next update by: Friday, April 12, 2024, at 11:00 PM UTC

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