As you're writing, use the icons below to add to your message:
Select a shortcut
Format your message
Mention someone
Add an emoji
Add a file
Create a message from the compose button
From the Home tab, tap the compose button at the bottom of your screen.
Type your message.
Tap the paper plane icon to send.
Type a message in the message field
Tap the message field in a channel or direct message.
Type your message.
Tap the paper plane icon to send it.
Add to your message
As you're writing, use the icons below to add to your message:
Select a shortcut
Mention someone
Format your message
Add an emoji
Take a photo
Add a photo from your device
Add a file
Tip: For more space to compose, tap the diagonal arrows icon (iOS only)or swipe up on the message field.
Note: If at any point you’re not ready to send your message, it will save as a draft so that you can come back to it later. Read more about drafts below.
Create and edit drafts
If you start writing a message and do not send it, it will automatically save as a draft. Use the information below to help you access your draft messages.
Desktop
Mobile
Click Drafts in the left sidebar to view all of your drafted messages. Hover over any message for more options:
Delete draft
Edit draft
Send message
Tip: If there is an unsent message in a conversation, you’ll see a pencil icon next to the channel name or direct message in the left sidebar.
From the Home tab, tap Drafts at the top.
Tap a draft message to open it.
Read messages
If a channel or direct message name is bolded in your channel list, that means there are unread messages. You can click the bolded channel or direct message to open the conversation and view unread messages.
Decide how Slack manages read messages
Messages in Slack will be marked as read soon after you open a channel or direct message. If you like, you can change this preference.
Mark messages as unread
If you need to come back to a message later, you can mark it as unread.
Desktop
Mobile
Hover over the oldest message that you want to mark as unread.
Click the three dots icon.
Click Mark unread. The selected message, and any others sent after it, will be marked as unread.
Tip: You can also hold Alt and click a message to mark that message, and any others sent after it, as unread.
Tap and hold a message.
Tap Mark unread. The selected message, and any others sent after it, will be marked as unread.