You can archive a channel using Organizing Conversations — Mattermost 5.30 documentation.
Deleting a channel can be done with CLI: Command Line Tools — Mattermost 5.30 documentation.
You can archive a channel using Organizing Conversations — Mattermost 5.30 documentation.
Deleting a channel can be done with CLI: Command Line Tools — Mattermost 5.30 documentation.