Outage in Microsoft 365
Some users may experience degraded video quality when screensharing in Microsoft Teams
Resolved Minor
August 24, 2026 - Started 2 days ago
- Lasted about 12 hours
Incident Report
Summary AI Generated
Some users experienced degraded video quality during screen sharing in Microsoft Teams over approximately 12 hours, beginning August 18, 2026. The issue was caused by a recent meeting performance optimization update that negatively impacted screen share video quality for a subset of users. Microsoft resolved the incident by deploying a configuration update and confirmed remediation was being validated with affected users.
Title: Some users experience degraded video quality when screensharing in Microsoft Teams
User impact: Users experience degraded video quality when screensharing in Microsoft Teams.
Current status: We've received user reports indicating some users are experiencing degraded video quality when screensharing in Microsoft Teams. We're reviewing service logs and contextual details provided by your representatives to gain insight into the affected scenario and determine our next investigative steps.
Scope of impact: Your organization is affected by this event, and users attempting to screenshare in Microsoft Teams are impacted. This information may be updated as our investigation continues.
Next update by: Monday, August 24, 2026, at 7:00 AM UTC
User impact: Users experience degraded video quality when screensharing in Microsoft Teams.
Current status: We've received user reports indicating some users are experiencing degraded video quality when screensharing in Microsoft Teams. We're reviewing service logs and contextual details provided by your representatives to gain insight into the affected scenario and determine our next investigative steps.
Scope of impact: Your organization is affected by this event, and users attempting to screenshare in Microsoft Teams are impacted. This information may be updated as our investigation continues.
Next update by: Monday, August 24, 2026, at 7:00 AM UTC
Components affected
Microsoft TeamsTrusted by 1,000+ teams
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Latest Updates ( sorted recent to last )
1 day ago - at 08/24/2026 03:41PM
Title: Some users may experience degraded video quality when screensharing in Microsoft Teams
User impact: Users may experience degraded video quality when screensharing in Microsoft Teams.
Current status: We've completed the deployment of our configuration update and are validating with a subset of affected users that impact was successfully remediated.
Scope of impact: Impact is specific to some users attempting to screenshare in Microsoft Teams. This information may be updated as our investigation continues.
Start time: Tuesday, August 18, 2026, at 5:56 AM UTC
Root cause: A recent update related to meeting performance optimization is causing impact to some users.
Next update by: Monday, August 24, 2026, at 6:00 PM UTC
1 day ago - at 08/24/2026 02:00PM
Title: Some users may experience degraded video quality when screensharing in Microsoft Teams
User impact: Users may experience degraded video quality when screensharing in Microsoft Teams.
Current status: We're continuing to deploy the configuration update to remediate impact and are monitoring telemetry as the change progresses through the service.
Scope of impact: Impact is specific to some users attempting to screenshare in Microsoft Teams. This information may be updated as our investigation continues.
Start time: Tuesday, August 18, 2026, at 5:56 AM UTC
Root cause: A recent update related to meeting performance optimization is causing impact to some users.
Next update by: Monday, August 24, 2026, at 4:00 PM UTC
2 days ago - at 08/24/2026 09:02AM
Title: Some users may experience degraded video quality when screensharing in Microsoft Teams
User impact: Users may experience degraded video quality when screensharing in Microsoft Teams.
Current status: We've determined that a recent update related to meeting performance optimization is causing impact to some users. We're deploying a configuration update to remediate impact and are monitoring telemetry as the change progresses through the service.
Scope of impact: Impact is specific to some users attempting to screenshare in Microsoft Teams. This information may be updated as our investigation continues.
Start time: Tuesday, August 18, 2026, at 5:56 AM UTC
Root cause: A recent update related to meeting performance optimization is causing impact to some users.
Next update by: Monday, August 24, 2026, at 2:00 PM UTC
2 days ago - at 08/24/2026 07:59AM
Title: Some users may experience degraded video quality when screensharing in Microsoft Teams
User impact: Users may experience degraded video quality when screensharing in Microsoft Teams.
Current status: We're continuing our review and analysis of service logs provided by some affected users, alongside service monitoring telemetry to isolate the root cause and determine our next steps.
Scope of impact: Impact is specific to some users attempting to screenshare in Microsoft Teams. This information may be updated as our investigation continues.
Next update by: Monday, August 24, 2026, at 10:00 AM UTC
2 days ago - at 08/24/2026 06:03AM
Title: Some users experience degraded video quality when screensharing in Microsoft Teams
User impact: Users experience degraded video quality when screensharing in Microsoft Teams.
Current status: We're continuing our review and analysis of the service logs provided by affected users to gain insight into the impacted scenario and determine our next steps.
Scope of impact: Your organization is affected by this event, and users attempting to screenshare in Microsoft Teams are impacted. This information may be updated as our investigation continues.
Next update by: Monday, August 24, 2026, at 9:30 AM UTC
2 days ago - at 08/24/2026 05:30AM
Title: Some users experience degraded video quality when screensharing in Microsoft Teams
User impact: Users experience degraded video quality when screensharing in Microsoft Teams.
Current status: We've received user reports indicating some users are experiencing degraded video quality when screensharing in Microsoft Teams. We're reviewing service logs and contextual details provided by your representatives to gain insight into the affected scenario and determine our next investigative steps.
Scope of impact: Your organization is affected by this event, and users attempting to screenshare in Microsoft Teams are impacted. This information may be updated as our investigation continues.
Next update by: Monday, August 24, 2026, at 7:00 AM UTC
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