Why does my Microsoft Teams meeting lag or crash with many participants?

Category: Teams

Performance issues in Microsoft Teams meetings often depend on your device specifications and network connection quality. Additionally, the way the meeting is created can affect participant limits and stability.

👥 Participant Limits by Meeting Type

Meeting TypeMax ParticipantsNotes
Started from Chat tab20Limited performance; not ideal for large meetings
Scheduled via Calendar or Outlook~40More stable; better suited for larger groups

Source: Microsoft Teams Limits and Specifications

🧠 Recommendations to Improve Performance

  • Schedule meetings via the Teams Calendar tab or Outlook, not from chat.
  • Use a device with sufficient RAM and processing power.
  • Ensure a stable, high-speed internet connection.
  • Close unnecessary apps during the meeting to free up system resources.

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