Microsoft Teams: Limits and specifications


Teams and channels

Feature Maximum limit
Number of teams a user can create Subject to a 250 object limit
Number of teams a user can be a member of 1,000
Number of members in a team 10,000
Number of owners per team 100
Number of org-wide teams allowed in a tenant 5
Number of members in an org-wide team 5,000
Number of teams a global admin can create 500,000
Number of teams a Microsoft 365 or Office 365 organization can have 500,000
Number of channels per team 200 (includes deleted channels)³
Number of Private channels per team 30
Number of members in a Private channel 250
Channel conversation post size Approximately 28 KB per post

Messaging

Feature Maximum limit
Number of people in a private chat 250
Number of people in a video or audio call from chat 20
Number of file attachments 10
Chat size Approximately 28 KB per post

Emailing a channel

Feature Maximum limit
Message size 24 KB
Number of file attachments 20
Size of each file attachment Less than 10 MB
Number of inline images 50

Meetings and calls

Feature Maximum limit
Number of people in a meeting (can chat and call in) 300
Number of people in a video or audio call from chat 20
Max PowerPoint File Size 2GB
Teams keeps meeting recordings that don't get uploaded to Microsoft Stream, available for local download 20 days

Meeting expiration

Meeting type Meeting expires after this much time Each time you start or update a meeting, the expiration extends by this much time
Meet now Start time + 8 hours N/A
Regular with no end time Start time + 60 days 60 days
Regular with end time End time + 60 days 60 days
Recurring with no end time Start time + 60 days 60 days
Recurring with end time End time of last occurrence + 60 days 60 days