All members with access to the channel will be able to read your message.
Send a message in a private channel
Only members who have been invited to the channel will be able to read your message.
Send a DM to a member or a group of members
The member(s) will be notified.
Pin 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 that you or other members have pinned.
Save an item from a channel or direct message
Only you can see messages and files that you’ve saved.
Mention teammates
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 on 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 on its name to open it. People not in the channel will see an anonymous channel name.
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