Channels are usually organized around some topics and arrange your team communication. Channels can be public and private. All users can see public channels and subscribe to them. Private channels aren’t open for all users. Only invited members can see private channels and write messages in them.
Create new channels using Create new Channel hyperlink under folders.
Or
Create new channels from the Workspace/folder/channel context menu.
Open the menu by right-clicking on the Workspace/folder/channel, or by hovering the cursor over the Workspace/folder/channel and clicking on the three dots that appear immediately to the right.
Or
Create a channel from selected messages:
A new channel is created!