Create a private channel

Each Microsoft Team can have a maximum of 30 private channels in addition to the standard 200 channel limit per Team.

Each private channel can have a maximum of 250 members.

See this support article from Microsoft Support for instructions: https://support.microsoft.com/en-us/office/create-and-use-private-channels-16cc2bc9-a468-4469-9d6c-63da5c2a390c?ui=en-us&rs=en-us&ad=us

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