Microsoft 365 Alert – Service Degradation – Microsoft Teams – Users may be unable to apply video effects during meetings in Microsoft Teams desktop client – ONGOING

Announcements Arpan Das

04/02/2026 09:00:00 AM

NHSmail Reference: INC46741096

Microsoft Reference: TM1226449

Issue Status: ONGOING

Issue Description: Users may be unable to apply video effects during meetings in Microsoft Teams desktop client.

Current Update: 04/02/2026 09:03:00 AM – Microsoft are continuing to assess the results of their internal reproductions of the impact to isolate the root cause and determine appropriate remediation actions.

Scope of impact: This issue may impact any Microsoft Teams desktop user attempting to apply video effects in a meeting.

Next update by: Thursday, February 5, 2026, at 4:00 AM UTC