All members with access to the channel will be able to read your message in the conversation's Messages tab.
Send a message in a private channel
Only members who have been invited to the channel will be able to read your message in the conversation's Messages tab.
Send a DM to a member or a group of members
The member(s) will be notified.
Pin, bookmark, and save items
Action
What happens
Pin an item to a channel or DM
All members with access to the conversation can see messages and files you or other members have pinned from the Pins tab at the top of the conversation.
Bookmark a link in a channel or DM
All members with access to the conversation can see links you or other members have bookmarked. Each link you bookmark is organized into a folder in the conversation header.
Save an item from a channel or direct message
Only you can see messages and files you’ve saved.
Mention coworkers
Action
What happens
@mention someone in a channel
The member(s) will be notified.
@mention someone not in the channel
The member(s) won’t be notified, but you'll have the option to invite them to the channel or do nothing.
@mention someone not in a direct message
The member(s) won't be notified or allowed to join the conversation.
Link channel names
Action
What happens
Send a message with a hashtag and a public channel name (e.g., #channel)
The channel’s name will appear linked in blue. All members with access to the channel can click its name to open it.
Send a message with a hashtag and private channel name (e.g., #privatechannel)
The private channel’s name will appear linked in blue. Only members with access to the private channel can click its name to open it. People not in the channel will see an anonymous channel name.
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