https://learn.microsoft.com/en-us/powershell/module/microsoft.graph.beta.teams/update-mgbetateamchannel?view=graph-powershell-beta
Update-MgBetaTeamChannel (Microsoft.Graph.Beta.Teams) | Microsoft Learn
Update the properties of the specified channel. Permissions Permission type Permissions (from least to most privileged) Delegated (work or school account)...
microsoft graphupdatebetateamslearn