The basics

• cmd + f - Start a new search.
• cmd + k - Quick switcher: jump to a conversation or channel.
• cmd + / - Open the shortcuts menu (view all keyboard shortcuts).
• cmd + , - Open preferences.

Navigating common areas

• cmd + shift + t - Open the Threads view.
• ctrl + 1 - Go to the first section (typically the Home view).
• ctrl + 2 - Go to the second section (usually the Threads).
• ctrl + 3 - Go to the third section (often the All DMs view).
• ctrl + 4 - Go to the fourth section.
• ctrl + 5 - Go to the fifth section.
• cmd + shift + [ or cmd + [ - Go to the conversation (navigate backwards through history)
• cmd + shift + ] or cmd + ] - Go to the next conversation (after navigating backwards, navigate forward through history).

Working in messages

• ↑ - Navigate previous messages in a conversation.
• e - Begin editing a previous message (after selecting it with ↑).
• t - Open message thread (after selecting it with ↑).
• ⌫ - Delete message (after selecting it with ↑).
• cmd + enter - Send a message.
• shift + enter - Start a new line without sending the message.
• cmd + b - Bold selected text.
• cmd + i - Italicize selected text.
• cmd + shift + x - Strikethrough selected text.
• hyphen then space - Add a bullet list (when on a new line editing a message)
• cmd + . - Toggle the right-hand sidebar.

Handy Miscellaneous Shortcuts

• cmd + shift + k - Open direct messages.