1
Click on "Add channels" at the bottom of your channel list in your left sidebar menu
2
Click "Create a new channel"
3
Type the name of your new Slack channel. \
Leaving a space between words will automatically create a hyphen in the name.
4
Click "Next"
5
Select the channel visibility (Public or Private)
6
Select whether to add All members of the workspace or only Specific people to the new channel
7
If inviting specific people, type their name or email
8
Click "Add"
9
Your new Slack channel is ready to be used