Create a new inbox with the “+ New Inbox” button in the sidebar.
Edit or delete the inbox by hovering over it in the sidebar, clicking the ellipsis button, and choosing an option.
Every channel has a “Default Inbox” where messages from that channel will go.
Click and drag inboxes to reorder them.
Inboxes are pinned by default, which means they show up at the top of your inbox.
Turn notifications on or off for any inbox.
Navigate between inboxes with [Tab] and [Shift+Tab]
Go to the Rules page to bulk update which #channel messages appear in which inboxes
The inbox that messages in channels will end up in a default inbox.